How We’re Protecting Your Online Privacy

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href="https://privacysandbox.com/intl/en_us/news/" data-tracking='{"event":"header_select","eventParams":{"headerType":"main link","navName":"News and Updates"}}' aria-label="News and Updates Navigation Menu" data-cy="navigationItemAttr" >News and Updates</a > </li> </ul> </nav> </div> <div class="glue-header__container"> <div class="glue-header__supplemental"> <a class="glue-button glue-header__link glue-button--icon" href="https://developers.google.com/privacy-sandbox/" data-tracking='{"event":"header_select","eventParams":{"headerType":"cta","navName":"Docs"}}' data-cy="header-link-cta" >Docs</a > </div> </div> <div class="glue-header__container glue-header__container--cta"></div> </div> </div> <div class="glue-header__drawer-backdrop"></div> </header> <div class="glue-banner" role="banner" aria-label="expirable banner" style="background-color: #e8f0fe; color: #202124" > <p class="glue-banner__content"> <b>Please read this important announcement from the Privacy Sandbox team: </b ><a href="https://privacysandbox.com/news/privacy-sandbox-update"> <span class="anchorText"><b>A new path for Privacy Sandbox on the web</b></span></a > </p> </div> <main> <div class="modules-lib__page" id="page-content" data-track-page-load> <div class="page-hero-c page-hero glue-spacer-4-top glue-spacer-4-bottom" data-cy="page-hero-c" > <div class="glue-grid glue-page image-mobile-bottom"> <div class="glue-content-well glue-grid__col glue-grid__col--span-12 glue-grid__col--span-6-lg glue-grid__col--span-6-xl" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-2 glue-grid__col--span-2-sm glue-grid__col--span-1-md glue-grid__col--span-0-lg" ></div> <div class="glue-content glue-text-left glue-grid__col glue-grid__col--span-8 glue-grid__col--span-10-md glue-grid__col--span-10-lg glue-spacer-5-top glue-spacer-5-bottom" > <h1 class="glue-headline glue-headline--headline-1" data-cy="pageHeading"> <span class="glue-font-weight-regular" data-module-name="How works on the Web Hero" data-cy="text-attr" ><b>Privacy Sandbox for the Web</b></span > </h1> <p class="glue-subheadline glue-spacer-2-top glue-body--large" data-cy="pageSubHeading" > Privacy Sandbox for the Web aims to reduce cross-site tracking while helping to keep online content and services free for all.<br /><br />Privacy Sandbox also helps to limit other forms of tracking, like <span class="glue-tooltip glue-tooltip--rich"> <span class="link glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" aria-describedby="tooltip-content-rich-link" > <u>fingerprinting,</u></span ><span class="glue-tooltip__content" role="dialog" tabindex="0" data-cy="toolTipContent" > <span class="glue-tooltip__header">Fingerprinting</span> <span class="glue-tooltip__body"> Information collected about a person’s software and hardware for the purpose of identification.</span ></span > </span> by restricting the amount of information sites can access so that your information stays private, safe, and secure. </p> </div> <div class="glue-grid__col glue-grid__col--span-2 glue-grid__col--span-2-sm glue-grid__col--span-1-md glue-grid__col--span-0-lg" ></div> </div> </div> <div class="glue-media glue-grid__col glue-grid__col--span-12 glue-grid__col--span-6-lg glue-grid__col--span-6-xl" data-cy="heroC-media" > <picture data-crop="fullSpan6Col1x1"> <source media="(min-width: 1024px)" type="image/webp" width="616" height="616" srcset=" https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 1x, https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 2x " /> <source media="(min-width: 1024px)" width="616" height="616" srcset=" https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 " /> <source media="(min-width: 600px)" type="image/webp" width="943" height="943" srcset=" https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 1x, https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 2x " /> <source media="(min-width: 600px)" width="943" height="943" srcset=" https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 " /> <source media="(max-width: 599px)" type="image/webp" width="543" height="543" srcset=" https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 1x, https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 2x " /> <source media="(max-width: 599px)" width="543" height="543" srcset=" https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 " /> <img class="image" data-alt-override="false" alt="A photo of a man using a laptop, with a Chrome logo next to it" srcset=" https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 1x, https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755 2x " width="543" height="543" src="https://www.gstatic.com/marketing-cms/assets/images/d5/de/1e070e31474a8df21499fb138f6f/psb-privacy-web.png=c-s755" /> </picture> </div> </div> </div> <div class="glue-jumplinks" role="navigation" aria-label="jumplinks module navigation"> <button class="glue-jumplinks__button glue-jumplinks__button--prev" tabindex="-1" aria-hidden="true" > <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--18px"> <use xlink:href="#chevron-left"></use> </svg> </button> <ul class="glue-jumplinks__list"> <li class="glue-jumplinks__list-item" data-cy="jumplink-item"> <a class="glue-jumplinks__link" href="#the-privacy-sandbox-timeline" aria-label="Timeline Jump to page section" data-tracking='{"event":"jumplink_select","eventParams":{"sectionName":"Timeline"}}' data-cy="jumplink-item-title" >Timeline</a > </li> <li class="glue-jumplinks__list-item" data-cy="jumplink-item"> <a class="glue-jumplinks__link" href="#proposals-for-the-web" aria-label="Proposals Jump to page section" data-tracking='{"event":"jumplink_select","eventParams":{"sectionName":"Proposals"}}' data-cy="jumplink-item-title" >Proposals</a > </li> <li class="glue-jumplinks__list-item" data-cy="jumplink-item"> <a class="glue-jumplinks__link" href="#faq" aria-label="FAQ Jump to page section" data-tracking='{"event":"jumplink_select","eventParams":{"sectionName":"FAQ"}}' data-cy="jumplink-item-title" >FAQ</a > </li> </ul> <button class="glue-jumplinks__button glue-jumplinks__button--next" tabindex="-1" aria-hidden="true" > <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--18px"> <use xlink:href="#chevron-right"></use> </svg> </button> </div> <div class="one-col-container glue-page glue-container glue-spacer-2-top glue-spacer-0-bottom" full-width style="background-color: #e9f7ff" id="the-privacy-sandbox-timeline" data-cy="one-column-container" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-12" data-modulewell data-cy="one-column-container-span" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-12" data-modulewell> <div class="three-column-container-2-8-2 glue-page glue-container glue-spacer-5-top glue-spacer-5-bottom" data-module > <div class="glue-grid" data-cy="three-column-container-2-8-2"> <div class="glue-grid__col glue-grid__col--span-2 glue-grid__col--align-top" data-modulewell data-cy="three-column-container-2-8-2-column-one" ></div> <div class="glue-grid__col glue-grid__col--span-8 glue-grid__col--align-top" data-modulewell data-cy="three-column-container-2-8-2-column-two" > <div class="rich-text-module glue-page glue-spacer-none-top glue-spacer-0-bottom" data-cy="rich-text-module" data-module > <h2 class="glue-headline glue-headline--headline-2" data-cy="rich-text-title" > <span style="text-align: center; display: inline-block" class="glue-spacer-2-bottom glue-font-weight-regular" data-module-name="Privacy Sandbox timeline - Timeline" data-cy="text-attr" ><b>The Privacy Sandbox Timeline for the Web</b></span > </h2> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p class="cms-textAlign-center"> The Privacy Sandbox proposals are in various stages of the development process. This timeline reflects when we expect new privacy-preserving APIs and other technologies to be ready in support of key use cases, so that Chrome can responsibly phase out third-party cookies. Information may change and will be updated monthly. </p> <p class="cms-textAlign-center"> The proposals are being developed in public forums, in collaboration with members of the industry. We also continue to work with the UK's Competition and Markets Authority in line with the <a href="https://blog.google/around-the-globe/google-europe/path-forward-privacy-sandbox/" target="_blank" > <span class="anchorText">commitments</span></a > we offered for Privacy Sandbox for the web. We encourage participation through the many <a href="https://developer.chrome.com/docs/privacy-sandbox/feedback/" target="_blank" > <span class="anchorText">public feedback channels</span></a > that inform development of the proposals. Stakeholders can also use <a href="https://docs.google.com/forms/d/e/1FAIpQLSePSeywmcwuxLFsttajiv7NOhND1WoYtKgNJYxw_AGR8LR1Dg/viewform" target="_blank" > <span class="anchorText">this form</span></a > to share feedback directly with Chrome. </p> <p class="cms-textAlign-center"></p> <p class="cms-textAlign-center">Last Update: November 2024</p> </div> </div> </div> <div class="glue-grid__col glue-grid__col--span-2 glue-grid__col--align-top" data-modulewell data-cy="three-column-container-2-8-2-column-three" ></div> </div> </div> </div> </div> </div> </div> </div> <div class="one-col-container glue-page glue-container glue-spacer-none-top glue-spacer-0-bottom" data-cy="one-column-container" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-12" data-modulewell data-cy="one-column-container-span" > <div class="timeline glue-page glue-spacer-5-top glue-spacer-1-bottom"> <h3 class="timeline-title glue-headline glue-headline--headline-3"> Third-Party Cookies (3PC) and Testing </h3> <ul class="timeline-keys glue-spacer-3-top" aria-label="Phases of Third-party cookies" > <li> <div class="timeline-key glue-tooltip" style="--bg-color: #d2e3fc; --border-color: #1a73e8" role="tooltip" tabindex="0" aria-label="Opt-in Testing with Labels Stage" > <span class="timeline-key-label glue-caption glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" >Opt-in Testing with Labels</span > <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Chrome will provide developers an experiment label for independent testing and simulation of third-party cookie deprecation.</span ></span > </div> </li> <li> <div class="timeline-key glue-tooltip" style="--bg-color: #669df6; --border-color: #1a73e8" role="tooltip" tabindex="0" aria-label="1% 3PC Deprecation Stage" > <span class="timeline-key-label glue-caption glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" >1% 3PC Deprecation</span > <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Chrome will deprecate third-party cookies for 1% of Chrome users globally.</span ></span > </div> </li> <li> <div class="timeline-key glue-tooltip timeline-key-striped" style="--bg-color: #e8f0fe; --border-color: #4285f4" role="tooltip" tabindex="0" aria-label="Third-Party Cookie Phase Out stage" > <span class="timeline-key-label glue-caption glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" >Third-Party Cookie Phase Out *</span > <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >We envision proceeding with third-party cookie deprecation starting early 2025, subject to resolving any remaining concerns with the CMA.</span ></span > </div> </li> </ul> <div class="timeline-grid-wrapper glue-spacer-5-top" aria-label="Graph showing the timeline for Third-party cookies." aria-role="figure" > <div class="timeline-grid" style=" --timeline-columns-desktop: 19; --timeline-columns-mobile: 15; --timeline-rows: 1; " > <div class="timeline-grid-void"></div> <div class="timeline-grid-background"> <div class="timeline-grid-column" style="--col-start: 1"></div> <div class="timeline-grid-column" style="--col-start: 2"></div> <div class="timeline-grid-column" style="--col-start: 3"></div> <div class="timeline-grid-column" style="--col-start: 4"></div> <div class="timeline-grid-column" style="--col-start: 5"></div> <div class="timeline-grid-column" style="--col-start: 6"></div> <div class="timeline-grid-column" style="--col-start: 7"></div> <div class="timeline-grid-column" style="--col-start: 8"></div> <div class="timeline-grid-column" style="--col-start: 9"></div> <div class="timeline-grid-column" style="--col-start: 10"></div> <div class="timeline-grid-column" style="--col-start: 11"></div> <div class="timeline-grid-column" style="--col-start: 12"></div> <div class="timeline-grid-column" style="--col-start: 13"></div> <div class="timeline-grid-column" style="--col-start: 14"></div> <div class="timeline-grid-column" style="--col-start: 15"></div> </div> <ul class="timeline-grid-header"> <li class="timeline-grid-header-year" style=" --col-start: 1; --col-end: 5; " > <span class="glue-caption">2021</span> <ul aria-hidden="true" class="timeline-grid-header-quarters"> <li class="glue-small-text">Q1</li> <li class="glue-small-text">Q2</li> <li class="glue-small-text">Q3</li> <li class="glue-small-text">Q4</li> </ul> </li> <li class="timeline-grid-header-year" style=" --col-start: 5; --col-end: 9; " > <span class="glue-caption">2022</span> <ul aria-hidden="true" class="timeline-grid-header-quarters"> <li class="glue-small-text">Q1</li> <li class="glue-small-text">Q2</li> <li class="glue-small-text">Q3</li> <li class="glue-small-text">Q4</li> </ul> </li> <li class="timeline-grid-header-year current-year" style=" --col-start: 9; --col-end: 13; " > <span class="glue-caption">2023</span> <ul aria-hidden="true" class="timeline-grid-header-quarters"> <li class="glue-small-text">Q1</li> <li class="glue-small-text">Q2</li> <li class="glue-small-text">Q3</li> <li class="glue-small-text">Q4</li> </ul> </li> <li class="timeline-grid-header-year" style=" --col-start: 13; --col-end: 16; " > <span class="glue-caption">2024</span> <ul aria-hidden="true" class="timeline-grid-header-quarters"> <li class="glue-small-text">Q1</li> <li class="glue-small-text">Q2</li> <li class="glue-small-text">Q3</li> </ul> </li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 3; --row-span: 1" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/setup/web/chrome-facilitated-testing?utm_source=devtools&hl=en" >Chrome Facilitated Testing</a ></span > </div> <ul role="group" class="timeline-section-phases" style="--row-start: 3"> <div class="glue-visually-hidden"> Third-party cookies phases: Opt-in testing with labels: Q4 2023 through Q3 2024; 1% Third-party cookies deprecation: Q1 2024 through Q4 2024; Third-party cookies phase out: Q1 2025 </div> <li class="timeline-phase" style=" --bg-color: #d2e3fc; --border-color: #1a73e8; --phase-start: 12; --phase-span: 3.5; " ></li> <li class="timeline-phase" style=" --bg-color: #669df6; --border-color: #1a73e8; --phase-start: 13; --phase-span: 4; " ></li> </ul> <div data-cy="timeline-alert-desktop" class="timeline-alert-container desktop"> <div class="timeline-fade fade-left" style="--col-start: 15.5; --col-end: 20" ></div> <div class="timeline-alert" style="--col-start: 15.5; --col-end: 20"> <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#info"></use> </svg> <div> <p class="glue-headline glue-headline--headline-6 timeline-alert-title"> Timeline update pending </p> <p class="glue-body"> Please read <a href="https://privacysandbox.com/news/privacy-sandbox-update/" target="_self" link-data='{"cms.site.owner":{"_ref":"0000018c-5af4-d2b2-abef-fff6fd380000","_type":"ae3387cc-b875-31b7-b82d-63fd8d758c20"},"cms.content.publishDate":1721769830739,"cms.content.publishUser":{"_ref":"0000018c-fe54-d14e-a79e-fe55e7fe0000","_type":"6aa69ae1-35be-30dc-87e9-410da9e1cdcc"},"cms.content.updateDate":1721769830739,"cms.content.updateUser":{"_ref":"0000018c-fe54-d14e-a79e-fe55e7fe0000","_type":"6aa69ae1-35be-30dc-87e9-410da9e1cdcc"},"link":{"theme.brightspot-theme-core.:link:Link.hbs.linkInlineTonal":false,"theme.brightspot-theme-core.:link:Link.hbs.linkFontReversed":false,"theme.brightspot-theme-core.:link:Link.hbs.icon":null,"theme.brightspot-theme-core.:link:Link.hbs.iconAlignment":null,"theme.brightspot-theme-core.:link:Link.hbs.fontWeight":null,"theme.brightspot-theme-core.:link:Link.hbs.fontStyle":null,"theme.brightspot-theme-core.:link:Link.hbs._preset":null,"target":"SAME","attributes":[],"dataAttributes":[],"url":"https://privacysandbox.com/news/privacy-sandbox-update/","_id":"00000190-e179-db61-a991-ff7fb8bc0000","_type":"33ac701a-72c1-316a-a3a5-13918cf384df"},"theme.brightspot-theme-core.:link:Link.hbs.linkInlineTonal":false,"theme.brightspot-theme-core.:link:Link.hbs.linkFontReversed":false,"theme.brightspot-theme-core.:link:Link.hbs.icon":null,"theme.brightspot-theme-core.:link:Link.hbs.iconAlignment":null,"theme.brightspot-theme-core.:link:Link.hbs.fontWeight":null,"theme.brightspot-theme-core.:link:Link.hbs.fontStyle":null,"theme.brightspot-theme-core.:link:Link.hbs._preset":null,"_id":"00000190-dbfd-d518-abb4-dffd08c80000","_type":"02ec1f82-5e56-3b8c-af6e-6fc7c8772266"}' data-translatable-state='{"tooltip":null}' data-translation-id="00000190-dbfd-d518-abb4-dffd08c80000" ><u>our July 2024 announcement</u></a > for an important update regarding third-party cookies in Chrome. </p> </div> </div> </div> <div class="timeline-fade fade-left timeline-fade-hidden"></div> <div class="timeline-fade fade-right"></div> </div> </div> <div data-cy="timeline-alert-mobile" class="timeline-alert-container mobile"> <div class="timeline-fade fade-left" style="--col-start: 15.5; --col-end: 20" ></div> <div class="timeline-alert" style="--col-start: 15.5; --col-end: 20"> <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#info"></use> </svg> <div> <p class="glue-headline glue-headline--headline-5 timeline-alert-title"> Timeline update pending </p> <p class="glue-body"> Please read <a href="https://privacysandbox.com/news/privacy-sandbox-update/" target="_self" link-data='{"cms.site.owner":{"_ref":"0000018c-5af4-d2b2-abef-fff6fd380000","_type":"ae3387cc-b875-31b7-b82d-63fd8d758c20"},"cms.content.publishDate":1721769830739,"cms.content.publishUser":{"_ref":"0000018c-fe54-d14e-a79e-fe55e7fe0000","_type":"6aa69ae1-35be-30dc-87e9-410da9e1cdcc"},"cms.content.updateDate":1721769830739,"cms.content.updateUser":{"_ref":"0000018c-fe54-d14e-a79e-fe55e7fe0000","_type":"6aa69ae1-35be-30dc-87e9-410da9e1cdcc"},"link":{"theme.brightspot-theme-core.:link:Link.hbs.linkInlineTonal":false,"theme.brightspot-theme-core.:link:Link.hbs.linkFontReversed":false,"theme.brightspot-theme-core.:link:Link.hbs.icon":null,"theme.brightspot-theme-core.:link:Link.hbs.iconAlignment":null,"theme.brightspot-theme-core.:link:Link.hbs.fontWeight":null,"theme.brightspot-theme-core.:link:Link.hbs.fontStyle":null,"theme.brightspot-theme-core.:link:Link.hbs._preset":null,"target":"SAME","attributes":[],"dataAttributes":[],"url":"https://privacysandbox.com/news/privacy-sandbox-update/","_id":"00000190-e179-db61-a991-ff7fb8bc0000","_type":"33ac701a-72c1-316a-a3a5-13918cf384df"},"theme.brightspot-theme-core.:link:Link.hbs.linkInlineTonal":false,"theme.brightspot-theme-core.:link:Link.hbs.linkFontReversed":false,"theme.brightspot-theme-core.:link:Link.hbs.icon":null,"theme.brightspot-theme-core.:link:Link.hbs.iconAlignment":null,"theme.brightspot-theme-core.:link:Link.hbs.fontWeight":null,"theme.brightspot-theme-core.:link:Link.hbs.fontStyle":null,"theme.brightspot-theme-core.:link:Link.hbs._preset":null,"_id":"00000190-dbfd-d518-abb4-dffd08c80000","_type":"02ec1f82-5e56-3b8c-af6e-6fc7c8772266"}' data-translatable-state='{"tooltip":null}' data-translation-id="00000190-dbfd-d518-abb4-dffd08c80000" ><u>our July 2024 announcement</u></a > for an important update regarding third-party cookies in Chrome. </p> </div> </div> </div> </div> <div class="rich-text-module glue-page glue-spacer-none-top glue-spacer-6-bottom" spacing-removed data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items"> <p> <span style="max-width: 1064px; display: block; margin: auto" class="glue-small-text glue-font-weight-regular" data-cy="text-attr" >* Subject to resolving any remaining concerns with the CMA.</span > </p> </div> </div> <div class="timeline glue-page glue-spacer-6-top glue-spacer-5-bottom"> <h3 class="timeline-title glue-headline glue-headline--headline-3"> Privacy Sandbox APIs </h3> <ul class="timeline-keys glue-spacer-3-top" aria-label="Phases of the privacy sandbox initiatives" > <li> <div class="timeline-key glue-tooltip" style="--bg-color: #fcad70; --border-color: #a4353f" role="tooltip" tabindex="0" aria-label="Discussion Stage" > <span class="timeline-key-label glue-caption glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" >Discussion</span > <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >The technologies and their prototypes are discussed in forums such as GitHub or W3C groups. Some limited testing of solutions might happen at this stage to facilitate discussions.</span ></span > </div> </li> <li> <div class="timeline-key glue-tooltip" style="--bg-color: #9334e6; --border-color: #9334e6" role="tooltip" tabindex="0" aria-label="Pre-Launch Testing Stage" > <span class="timeline-key-label glue-caption glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" >Pre-Launch Testing</span > <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >The technologies for the use case are available for testing via Chrome origin trials or other pre-launch methods. Changes may be made based on testing results and ecosystem feedback.</span ></span > </div> </li> <li> <div class="timeline-key glue-tooltip timeline-key-dotted" style="--bg-color: #ceead6; --border-color: #1e8e3e" role="tooltip" tabindex="0" aria-label="General Availability stage" > <span class="timeline-key-label glue-caption glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" >General Availability</span > <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >The technologies for the use case are launched and available for 100% of Chrome traffic. Chrome expects refinements and optimizations as more companies test and use the APIs over time.</span ></span > </div> </li> </ul> <div class="timeline-grid-wrapper glue-spacer-5-top" aria-label="Graph showing the timeline of the different privacy sandbox initiatives." aria-role="figure" > <div class="timeline-grid" style=" --timeline-columns-desktop: 16; --timeline-columns-mobile: 16; --timeline-rows: 14; " > <div class="timeline-grid-void"></div> <div class="timeline-grid-background"> <div class="timeline-grid-column" style="--col-start: 1"></div> <div class="timeline-grid-column" style="--col-start: 2"></div> <div class="timeline-grid-column" style="--col-start: 3"></div> <div class="timeline-grid-column" style="--col-start: 4"></div> <div class="timeline-grid-column" style="--col-start: 5"></div> <div class="timeline-grid-column" style="--col-start: 6"></div> <div class="timeline-grid-column" style="--col-start: 7"></div> <div class="timeline-grid-column" style="--col-start: 8"></div> <div class="timeline-grid-column" style="--col-start: 9"></div> <div class="timeline-grid-column" style="--col-start: 10"></div> <div class="timeline-grid-column timeline-grid-column-dotted" style=" --col-start: 11; --bg-color: #ceead6; --border-color: #1e8e3e; " ></div> <div class="timeline-grid-column timeline-grid-column-dotted" style=" --col-start: 12; --bg-color: #ceead6; --border-color: #1e8e3e; " ></div> <div class="timeline-grid-column timeline-grid-column-dotted" style=" --col-start: 13; --bg-color: #ceead6; --border-color: #1e8e3e; " ></div> <div class="timeline-grid-column timeline-grid-column-dotted" style=" --col-start: 14; --bg-color: #ceead6; --border-color: #1e8e3e; " ></div> <div class="timeline-grid-column timeline-grid-column-dotted" style=" --col-start: 15; --bg-color: #ceead6; --border-color: #1e8e3e; " ></div> <div class="timeline-grid-column timeline-grid-column-dotted" style=" --col-start: 16; --bg-color: #ceead6; --border-color: #1e8e3e; " ></div> </div> <ul class="timeline-grid-header"> <li class="timeline-grid-header-year" style=" --col-start: 1; --col-end: 5; " > <span class="glue-caption">2021</span> <ul aria-hidden="true" class="timeline-grid-header-quarters"> <li class="glue-small-text">Q1</li> <li class="glue-small-text">Q2</li> <li class="glue-small-text">Q3</li> <li class="glue-small-text">Q4</li> </ul> </li> <li class="timeline-grid-header-year" style=" --col-start: 5; --col-end: 9; " > <span class="glue-caption">2022</span> <ul aria-hidden="true" class="timeline-grid-header-quarters"> <li class="glue-small-text">Q1</li> <li class="glue-small-text">Q2</li> <li class="glue-small-text">Q3</li> <li class="glue-small-text">Q4</li> </ul> </li> <li class="timeline-grid-header-year" style=" --col-start: 9; --col-end: 13; " > <span class="glue-caption">2023</span> <ul aria-hidden="true" class="timeline-grid-header-quarters"> <li class="glue-small-text">Q1</li> <li class="glue-small-text">Q2</li> <li class="glue-small-text">Q3</li> <li class="glue-small-text">Q4</li> </ul> </li> <li class="timeline-grid-header-year current-year" style=" --col-start: 13; --col-end: 17; " > <span class="glue-caption">2024</span> <ul aria-hidden="true" class="timeline-grid-header-quarters"> <li class="glue-small-text">Q1</li> <li class="glue-small-text">Q2</li> <li class="glue-small-text">Q3</li> <li class="glue-small-text">Q4</li> </ul> </li> </ul> <div class="timeline-grid-item-header" style="--row-start: 3; --row-span: 1"> <span class="timeline-section-heading glue-caption" >Fight spam and fraud on the web</span > </div> <ul role="group" class="timeline-section-phases" style="--row-start: 3"> <div class="glue-visually-hidden"> Fight spam and fraud on the web proposals phases: Testing period: Q1 2021 through the end of Q3 2022; Transition period, stage 1: Q4 2022 through the end of Q2 2023; Transition period, stage 2: Q3 2023. </div> <li class="timeline-phase" style=" --bg-color: #9334e6; --border-color: #9334e6; --phase-start: 1; --phase-span: 10; " ></li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 4; --row-span: 1" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/protections/private-state-tokens?hl=en" >Private State Tokens API</a ></span > </div> <ul class="timeline-milestones-wrapper" style="--row-start: 4; --row-span: 1"> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--started" style="--col-start: 1" aria-label="The Private State Tokens API: OT STARTED - 2021 - Q1" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT STARTED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Private State Tokens API: The origin trial has been open since Q3 of 2020.</span > <a class="glue-tooltip__link" href="https://developer.chrome.com/origintrials/#/view_trial/2479231594867458049/" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Register Now'}}" >Register Now <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 6" aria-label="Private State Tokens API: OT CLOSED - 2022 - Q2" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Private State Tokens API: The origin trial for Private State Tokens API ran from Chrome 84 - 101.</span ></span > </li> </ul> <div class="timeline-grid-item-header" style="--row-start: 5; --row-span: 1"> <span class="timeline-section-heading glue-caption" >Show Relevant Content and Ads</span > </div> <ul role="group" class="timeline-section-phases" style="--row-start: 5"> <div class="glue-visually-hidden"> Show relevant content and ads proposals phases: Discussion period: Q1 2021 through the end of Q4 2021; Testing period: Q1 2022 through the end of Q3 2022; Transition period, stage 1: Q4 2022 through the end of Q2 2023; Transition period, stage 2: Q3 2023 </div> <li class="timeline-phase" style=" --bg-color: #fcad70; --border-color: #a4354f; --phase-start: 1; --phase-span: 4; " ></li> <li class="timeline-phase" style=" --bg-color: #9334e6; --border-color: #9334e6; --phase-start: 5; --phase-span: 6; " ></li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 6; --row-span: 1" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/relevance/topics/developer-guide?hl=en" >Topics API</a ></span > </div> <ul class="timeline-milestones-wrapper" style="--row-start: 6; --row-span: 1"> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--started" style="--col-start: 5" aria-label="Topics API: OT STARTED - 2022 - Q1" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT STARTED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Topics API: The origin trial for Topics API was announced in Q1 2022 and started in April 2022.</span > <a class="glue-tooltip__link" href="https://developer.chrome.com/origintrials/#/view_trial/771241436187197441/#" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Register Now'}}" >Register Now <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 11" aria-label="Topics API: OT CLOSED - 2023 - Q3" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Topics API: The origin trial for Topics API ran from Chrome 101 to 115.</span ></span > </li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 7; --row-span: 1" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/relevance/protected-audience?hl=en" >Protected Audience API</a ></span > </div> <ul class="timeline-milestones-wrapper" style="--row-start: 7; --row-span: 1"> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--flag" style="--col-start: 2" aria-label="Protected Audience API: FEATURE FLAG - 2021 - Q2" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >FEATURE FLAG </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Protected Audience API: The feature flag is available from Chrome 91.</span > <a class="glue-tooltip__link" href="https://developers.google.com/privacy-sandbox/relevance/protected-audience?hl=en" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Read More'}}" >Read More <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--started" style="--col-start: 5" aria-label="Protected Audience API: OT STARTED - 2022 - Q1" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT STARTED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Protected Audience API: The origin trial for Protected Audience API was announced in Q1 2022 and started in April 2022.</span > <a class="glue-tooltip__link" href="https://developer.chrome.com/origintrials/#/view_trial/771241436187197441/" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Register Now'}}" >Register Now <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 11" aria-label="Protected Audience API: OT CLOSED - 2023 - Q3" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Protected Audience API: The origin trial for Protected Audience API ran from Chrome 101 to 115.</span ></span > </li> </ul> <div class="timeline-grid-item-header" style="--row-start: 8; --row-span: 1"> <span class="timeline-section-heading glue-caption">Measure digital ads</span> </div> <ul role="group" class="timeline-section-phases" style="--row-start: 8"> <div class="glue-visually-hidden"> Measure digital ads proposals phases: Discussion period: Q1 2021 through the end of Q4 2021; Testing period: Q1 2022 through the end of Q3 2022; Transition period, stage 1: Q4 2022 through the end of Q2 2023; Transition period, stage 2: Q3 2023 </div> <li class="timeline-phase" style=" --bg-color: #fcad70; --border-color: #a4354f; --phase-start: 1; --phase-span: 4; " ></li> <li class="timeline-phase" style=" --bg-color: #9334e6; --border-color: #9334e6; --phase-start: 5; --phase-span: 6; " ></li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 9; --row-span: 2" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/relevance/attribution-reporting?hl=en" >Attribution Reporting API</a ></span > </div> <ul class="timeline-milestones-wrapper" style="--row-start: 9; --row-span: 2"> <li data-glue-tooltip-auto-position="false" class="timeline-milestone timeline-milestone--started" style="--col-start: 1" > <span class="timeline-milestone-label">OT STARTED </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 5" aria-label="Attribution Reporting API: OT CLOSED - 2022 - Q1" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Attribution Reporting API: The first origin trial for the Attribution Reporting API ended on January 25, 2022.</span > <a class="glue-tooltip__link" href="https://developer.chrome.com/origintrials/#/view_trial/3411476717733150721/" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Read more'}}" >Read more <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--started" style="--col-start: 5" aria-label="Attribution Reporting API: OT STARTED - 2022 - Q1" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT STARTED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Attribution Reporting API: The second origin trial for Attribution Reporting API, which includes support for aggregate measurement and view-through conversions, was announced in Q1 2022 and started in April 2022.</span > <a class="glue-tooltip__link" href="https://developer.chrome.com/origintrials/#/view_trial/771241436187197441/#" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Register Now'}}" >Register Now <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 11" aria-label="Attribution Reporting API: OT CLOSED - 2023 - Q3" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Protected Audience API: The origin trial for Protected Audience API ran from Chrome 101 to 115.</span ></span > </li> </ul> <div class="timeline-grid-item-header" style="--row-start: 11; --row-span: 1"> <span class="timeline-section-heading glue-caption" >Strengthen Cross-site Privacy Boundaries</span > </div> <ul role="group" class="timeline-section-phases" style="--row-start: 11"> <div class="glue-visually-hidden"> Strengthen Cross-site Privacy Boundaries proposals phases: Discussion period: Q1 2021 through the end of Q1 2022; Testing period: Q2 2022 through the end of Q3 2022; Transition period, stage 1: Q4 2022 through the end of Q2 2023; Transition period, stage 2: Q3 2023. </div> <li class="timeline-phase" style=" --bg-color: #fcad70; --border-color: #a4354f; --phase-start: 1; --phase-span: 5; " ></li> <li class="timeline-phase" style=" --bg-color: #9334e6; --border-color: #9334e6; --phase-start: 6; --phase-span: 5; " ></li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 12; --row-span: 1" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/3pcd/related-website-sets?hl=en" >Related Website Sets API</a ></span > </div> <ul class="timeline-milestones-wrapper" style="--row-start: 12; --row-span: 1"> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--flag" style="--col-start: 1" aria-label="Related Website Sets API: FEATURE FLAG - 2021 - Q1" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >FEATURE FLAG </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Related Website Sets API: The feature flag is available from Chrome 89.</span > <a class="glue-tooltip__link" href="https://developer.chrome.com/blog/first-party-sets-sameparty/#how-do-you-get-involved" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Read More'}}" >Read More <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone timeline-milestone--started" style="--col-start: 2" > <span class="timeline-milestone-label">OT STARTED </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 3" aria-label="Related Website Sets API: OT CLOSED - 2021 - Q3" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Related Website Sets API: The origin trial for FPS ran from Chrome 89-93.</span ></span > </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--flag" style="--col-start: 8" aria-label="Related Website Sets API: FEATURE FLAG - 2022 - Q4" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >FEATURE FLAG </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Related Website Sets API: The feature flag is available from Chrome 108.</span > <a class="glue-tooltip__link" href="https://developers.google.com/privacy-sandbox/blog/first-party-sets-testing-instructions?hl=en" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Read More'}}" >Read More <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 13; --row-span: 1" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/relevance/shared-storage?hl=en" >Shared Storage API</a ></span > </div> <ul class="timeline-milestones-wrapper" style="--row-start: 13; --row-span: 1"> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--started" style="--col-start: 6" aria-label="SHARED STORAGE API: OT STARTED - 2022 - Q2" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT STARTED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Shared Storage API: The Origin Trial has been open since Q2 of 2022.</span > <a class="glue-tooltip__link" href="https://developer.chrome.com/origintrials/#/view_trial/771241436187197441/" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Register Now'}}" >Register Now <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 11" aria-label="SHARED STORAGE API: OT CLOSED - 2023 - Q3" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Shared Storage API: The origin trial for Shared Storage API ran from Chrome 101 to 115.</span ></span > </li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 14; --row-span: 1" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/3pcd/chips?hl=en" >CHIPS API</a ></span > </div> <ul class="timeline-milestones-wrapper" style="--row-start: 14; --row-span: 1"> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--started" style="--col-start: 5" aria-label="CHIPS API: OT STARTED - 2022 - Q1" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT STARTED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span>CHIPS API: The origin trial has been open since Q1 of 2022.</span> <a class="glue-tooltip__link" href="https://developer.chrome.com/origintrials/#/view_trial/1239615797433729025" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Register Now'}}" >Register Now <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 7" aria-label="CHIPS API: OT CLOSED - 2022 - Q3" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >The origin trial for CHIPS ended in Chrome 106. CHIPS will start rolling out to Chrome stable in February 2023.</span ></span > </li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 15; --row-span: 1" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/relevance/fenced-frame?hl=en" >Fenced Frames API</a ></span > </div> <ul class="timeline-milestones-wrapper" style="--row-start: 15; --row-span: 1"> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--started" style="--col-start: 6" aria-label="FENCED FRAMES API: OT STARTED - 2022 - Q2" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT STARTED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Fenced Frames API: The Origin Trial has been open since Q2 of 2022.</span > <a class="glue-tooltip__link" href="https://developer.chrome.com/origintrials/#/view_trial/771241436187197441/" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Register Now'}}" >Register Now <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 11" aria-label="FENCED FRAMES API: OT CLOSED - 2023 - Q3" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Fenced Frames API: The origin trial for Fenced Frames API ran from Chrome 101 to 115.</span ></span > </li> </ul> <div class="timeline-grid-item-header timeline-grid-item-header-proposal" style="--row-start: 16; --row-span: 1" > <span class="timeline-section-heading glue-caption"> <a target="_blank" rel="noopener" href="https://developers.google.com/privacy-sandbox/3pcd/fedcm?hl=en" >Federated Credential Management API</a ></span > </div> <ul class="timeline-milestones-wrapper" style="--row-start: 16; --row-span: 1"> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--started" style="--col-start: 6" aria-label="Federated Credential Management: OT STARTED - 2022 - Q2" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT STARTED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Federated Credential Management API: The Origin Trial has been open since Q2 of 2022.</span > <a class="glue-tooltip__link" href="https://developer.chrome.com/origintrials/#/view_trial/3977804370874990593" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Register Now'}}" >Register Now <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> <li data-glue-tooltip-auto-position="false" class="timeline-milestone glue-tooltip timeline-milestone--closed" style="--col-start: 8" aria-label="Federated Credential Management: OT CLOSED - 2022 - Q4" > <span class="timeline-milestone-label glue-tooltip__trigger glue-tooltip__trigger--link glue-tooltip--rich-link" tabindex="0" >OT CLOSED </span> <span class="glue-tooltip__content" role="tooltip" tabindex="0"> <span >Federated Credential Management API: The origin trial for Fed CM ran from Chrome 101-107. Federated Credential Management API is now shipping to 100%.</span > <a class="glue-tooltip__link" href="https://developers.google.com/privacy-sandbox/blog/fedcm-shipping?hl=en" target="_blank" data-tracking="{'event': 'select_content', 'eventParams': {'contentType': 'tooltip', 'itemId': 'Read More'}}" >Read More <svg role="presentation" aria-hidden="true" class="glue-icon"> <use xlink:href="#open-in-new"></use> </svg> </a> </span> </li> </ul> <div class="timeline-fade fade-left timeline-fade-hidden"></div> <div class="timeline-fade fade-right"></div> </div> </div> </div> </div> </div> </div> <div class="one-col-container glue-page glue-container glue-spacer-none-top glue-spacer-0-bottom" full-width style="background-color: #e9f7ff" data-cy="one-column-container" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-12" data-modulewell data-cy="one-column-container-span" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-12" data-modulewell> <div class="two-column-container glue-page glue-container glue-spacer-5-top glue-spacer-4-bottom" data-module > <div class="glue-grid" data-cy="two-column-container-6-6"> <div class="glue-grid__col glue-grid__col--span-6 glue-grid__col--align-top" data-modulewell data-cy="two-column-container-6-6-column-one" > <div class="rich-text-module glue-page glue-spacer-none-top glue-spacer-0-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="" class="glue-body--large glue-font-weight-regular" data-cy="text-attr" >The Privacy Sandbox initiative also includes efforts designed to limit covert tracking. These include proposals that address specific covert tracking techniques such as fingerprinting and network-level tracking. </span> </p> </div> </div> </div> <div class="glue-grid__col glue-grid__col--span-6 glue-grid__col--align-top" data-modulewell data-cy="two-column-container-6-6-column-two" ></div> </div> </div> </div> </div> </div> </div> </div> <div class="one-col-container glue-page glue-container glue-spacer-none-top glue-spacer-0-bottom" full-width style="background-color: #e9f7ff" data-cy="one-column-container" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-12" data-modulewell data-cy="one-column-container-span" > <section class="card-list-d glue-page" data-cy="list-module"> <div class="glue-spacer-none-top glue-spacer-5-bottom"> <div class="glue-grid__col glue-grid__col--span-10 glue-grid__col--span-12-md glue-spacer-4-bottom" > <p class="glue-headline glue-headline--headline-6" data-cy="description"></p> <p class="cms-textAlign-left"></p> <p></p> </div> <ul class="glue-grid glue-cards"> <li class="glue-grid__col glue-grid__col--span-4" value="6" data-cy="card-list"> <div data-cy="card" class="glue-card glue-card-no-hover" aria-label="Early Phases, Proposals go through an early incubation phase before moving into development., Privacy Budget" > <div class="glue-card__outer" tabindex="0" data-cy="card-outer"> <div class="glue-card__inner" data-card-fill="transparent"> <picture data-crop="smallLogo" class="glue-card__asset glue-card__asset--logo logo-smallLogo" aria-hidden="true" > <source media="(max-width: 599px)" height="32" srcset=" https://www.gstatic.com/marketing-cms/assets/images/e8/f2/fe83b2364d5d979c7e1292d221d4/early-phases-icon.svg " /> <img class="image" data-alt-override="true" alt="" height="32" loading="lazy" src="https://www.gstatic.com/marketing-cms/assets/images/e8/f2/fe83b2364d5d979c7e1292d221d4/early-phases-icon.svg" /> </picture> <div class="glue-card__content glue-spacer-0-top"> <p class="glue-headline glue-headline--headline-5" aria-hidden="true" data-cy="card-title" > <b>Early Phases</b> </p> <p class="glue-card__description" aria-hidden="true" data-cy="card-description" > Proposals go through an early incubation phase before moving into development. </p> </div> </div> </div> </div> </li> <li class="glue-grid__col glue-grid__col--span-4" value="6" data-cy="card-list"> <div data-cy="card" class="glue-card glue-card-no-hover" aria-label="In Development, These proposals are currently in development and/or being tested. Learn more about the implementation details of each proposal by clicking on the links below. IP Protection, IP Protection" > <div class="glue-card__outer" tabindex="0" data-cy="card-outer"> <div class="glue-card__inner" data-card-fill="transparent"> <picture data-crop="smallLogo" class="glue-card__asset glue-card__asset--logo logo-smallLogo" aria-hidden="true" > <source media="(max-width: 599px)" height="32" srcset=" https://www.gstatic.com/marketing-cms/assets/images/c1/ba/7a6b596c4edda9a5ef68aa57a5c5/testing-in-progress-icon.svg " /> <img class="image" data-alt-override="true" alt="" height="32" loading="lazy" src="https://www.gstatic.com/marketing-cms/assets/images/c1/ba/7a6b596c4edda9a5ef68aa57a5c5/testing-in-progress-icon.svg" /> </picture> <div class="glue-card__content glue-spacer-0-top"> <p class="glue-headline glue-headline--headline-5" aria-hidden="true" data-cy="card-title" > <b>In Development</b> </p> <p class="glue-card__description" aria-hidden="true" data-cy="card-description" > <span style="color: #3c4043" class="glue-font-weight-regular" data-cy="text-attr" >These proposals are currently in development and/or being tested. Learn more about the implementation details of each proposal by clicking on the links below.</span ><br /><br /><a href="https://developers.google.com/privacy-sandbox/protections/ip-protection?hl=en" target="_blank" > <span class="anchorText">IP Protection</span></a > </p> </div> </div> </div> </div> </li> <li class="glue-grid__col glue-grid__col--span-4" value="6" data-cy="card-list"> <div data-cy="card" class="glue-card glue-card-no-hover" aria-label="Launched, These proposals are available by default in Chrome stable. Learn more about the implementation details of each proposal by clicking on the links below. Network State Partitioning User-Agent Reduction User-Agent Client Hints API DNS-over-HTTPS auto-upgrade Storage Partitioning Bounce Tracking Mitigations, Network Sate Partioning" > <div class="glue-card__outer" tabindex="0" data-cy="card-outer"> <div class="glue-card__inner" data-card-fill="transparent"> <picture data-crop="smallLogo" class="glue-card__asset glue-card__asset--logo logo-smallLogo" aria-hidden="true" > <source media="(max-width: 599px)" height="32" srcset=" https://www.gstatic.com/marketing-cms/assets/images/ff/1c/3936959a486f89b532d3979bc1fe/launched-icon.svg " /> <img class="image" data-alt-override="true" alt="" height="32" loading="lazy" src="https://www.gstatic.com/marketing-cms/assets/images/ff/1c/3936959a486f89b532d3979bc1fe/launched-icon.svg" /> </picture> <div class="glue-card__content glue-spacer-0-top"> <p class="glue-headline glue-headline--headline-5" aria-hidden="true" data-cy="card-title" > <b>Launched</b> </p> <p class="glue-card__description" aria-hidden="true" data-cy="card-description" > <span style="color: #3c4043" class="glue-font-weight-regular" data-cy="text-attr" >These proposals are available by default in Chrome stable. Learn more about the implementation details of each proposal by clicking on the links below.</span ><br /><br /><a href="https://github.com/MattMenke2/Explainer---Partition-Network-State/" target="_blank" > <span class="anchorText">Network State Partitioning</span></a ><br /><a href="https://developers.google.com/privacy-sandbox/protections/user-agent?hl=en" target="_blank" > <span class="anchorText">User-Agent Reduction</span></a ><br /><a href="https://web.dev/migrate-to-ua-ch/" target="_blank"> <span class="anchorText">User-Agent Client Hints API</span></a ><br /><a href="https://datatracker.ietf.org/doc/html/rfc8484" target="_blank" > <span class="anchorText">DNS-over-HTTPS auto-upgrade</span></a ><br /><a href="https://github.com/wanderview/quota-storage-partitioning/blob/main/explainer.md" target="_blank" > <span class="anchorText">Storage Partitioning</span></a ><br /><a href="https://developers.google.com/privacy-sandbox/protections/bounce-tracking-mitigations?hl=en" target="_blank" > <span class="anchorText">Bounce Tracking Mitigations</span></a > </p> </div> </div> </div> </div> </li> </ul> </div> </section> </div> </div> </div> <div class="three-column-container-3-6-3 glue-page glue-container glue-spacer-none-top glue-spacer-0-bottom" data-module data-cy="three-column-containers-3-6-3" id="proposals-for-the-web" > <div class="glue-grid" data-cy="three-column-container-3-6-3"> <div class="glue-grid__col glue-grid__col--span-3 glue-grid__col--align-top" data-modulewell data-cy="three-column-container-3-6-3-column-one" ></div> <div class="glue-grid__col glue-grid__col--span-6 glue-grid__col--align-top" data-modulewell data-cy="three-column-container-3-6-3-column-two" > <div class="rich-text-module glue-page glue-spacer-none-top glue-spacer-0-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items"> <h2 class="glue-headline glue-headline--headline-2 glue-text-center glue-spacer-5-top glue-spacer-5-bottom" > <b>The Privacy Sandbox Proposals for the Web</b> </h2> <p></p> </div> </div> </div> <div class="glue-grid__col glue-grid__col--span-3 glue-grid__col--align-top" data-modulewell data-cy="three-column-container-3-6-3-column-three" ></div> </div> </div> <section class="bsp-expansion-panel glue-page" data-module-name="Proposals for the Web - Tabs Expansion Panels" > <div class="glue-grid glue-spacer-none-top glue-spacer-0-bottom"> <div class="glue-grid__col glue-grid__col--span-2 glue-grid__col--span-0-sm"></div> <div class="glue-grid__col glue-grid__col--span-8" data-cy="expansionPanels"> <div class="glue-expansion-panels" auto-collapse> <div class="glue-expansion-panels__header" data-cy="panelsHeader"></div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h3 class="glue-expansion-panel__toggle" data-accordion-header="Fight Spam and Fraud on the Web" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-660e-d7f7-a3ef-e7be04f00000-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-660e-d7f7-a3ef-e7be04f00000-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Fight Spam and Fraud on the Web"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b>Fight Spam and Fraud on the Web</b></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h3> <div class="glue-expansion-panel__content" id="mypanels-0000018d-660e-d7f7-a3ef-e7be04f00000-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Private State Tokens</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Private state tokens will help websites distinguish real people from bots or malicious attackers. Based on your behavior on a site, like regularly signing into an account, a site can choose to issue a private state token to your browser. The token can then be checked by other sites that want to verify that you’re a human, and not a bot. Private state tokens are encrypted, so it isn't possible to identify an individual or connect trusted and untrusted instances to discover your identity.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/protections/private-state-tokens?hl=en" target="_blank" has-icon > <span class="anchorText" >Read more about Private State Tokens </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h3 class="glue-expansion-panel__toggle" data-accordion-header="Show relevant content and ads" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-661b-d837-afcd-f69bad030001-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-661b-d837-afcd-f69bad030001-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Show relevant content and ads"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b>Show relevant content and ads</b></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h3> <div class="glue-expansion-panel__content" id="mypanels-0000018d-661b-d837-afcd-f69bad030001-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Topics API</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Topics are recognizable categories that the browser infers based on the pages you visit. With Topics, the specific sites you’ve visited are no longer shared across the web, like they might have been with third-party cookies. In Chrome, you will be able to see the topics and remove any you don’t like, or disable them completely in Settings.</span > </p> <p></p> <p> <a href="https://privacysandbox.com/intl/en_us/proposals/topics/"> <span class="anchorText">Read more about Topics API </span></a > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >FLoC API</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >FLoC was a proposal in the Privacy Sandbox designed to cluster people with similar browsing patterns into large groups, or "cohorts". This "safety in numbers" approach was designed to effectively blend any individuals into a crowd of people with similar interests. The development of FLoC stopped in 2021.</span > </p> <p> <a href="https://privacysandbox.com/intl/en_us/proposals/floc/"> <span class="anchorText">Read more about FLoC API</span></a > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Protected Audience API</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Protected Audience API is a new way to address remarketing, ie. reminding you of sites and products you’ve been interested in, without relying on third-party cookies. As you move across the web, the sites of advertisers you’ve visited can inform your browser that they would like a chance to show you ads in the future. They can also directly share information with your browser including the specific ads they'd like to show you and how much they'd be willing to pay to show you an ad. Then, when you visit a website with ad space, an algorithm in your browser helps inform what ad might appear.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/relevance/protected-audience" target="_blank" has-icon > <span class="anchorText">Read more about Protected Audience API</span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h3 class="glue-expansion-panel__toggle" data-accordion-header="Measure digital ads" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-662e-d392-a1ff-673f9f670004-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-662e-d392-a1ff-673f9f670004-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Measure digital ads"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b>Measure digital ads</b></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h3> <div class="glue-expansion-panel__content" id="mypanels-0000018d-662e-d392-a1ff-673f9f670004-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Attribution Reporting API</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Marketers currently rely on third-party cookies to gather data about a person’s browsing activity and how they respond to ads. To allow advertisers to place relevant ads and study their effectiveness in a privacy preserving way, the Privacy Sandbox will replace third-party cookies with new measurement and reporting tools that will prevent people from being identified across different websites. This includes several connected proposals.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/relevance/attribution-reporting" target="_blank" has-icon > <span class="anchorText" >Read more about Attribution Reporting API </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h3 class="glue-expansion-panel__toggle" data-accordion-header="Strengthen cross-site privacy boundaries" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6632-d370-abdf-6e37311c0004-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6632-d370-abdf-6e37311c0004-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Strengthen cross-site privacy boundaries"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b>Strengthen cross-site privacy boundaries</b></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h3> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6632-d370-abdf-6e37311c0004-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Related Website Sets</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Current attempts to restrict cross-site tracking don't address a common scenario: one organization may have related sites with different domain names, and may need to load resources like videos or perform other activities across those domains.</span > </p> <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >This Privacy Sandbox proposal allows domains that belong to the same entity to declare themselves as a "Related Website Set". Outside of the Related Website Set, the exchange of information is restricted to protect people’s privacy.</span > </p> <p></p> <p> <a href="https://developers.google.com/privacy-sandbox/3pcd/related-website-sets?hl=en" target="_blank" has-icon > <span class="anchorText">Read more about Related Websites Sets </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Shared Storage API</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >To prevent cross-site tracking, browsers are starting to separate all forms of storage, e.g. caches, localStorage etc. However, there are many legitimate cases where shared storage is needed, and this proposal aims to address them. It will provide "shared storage" that isn’t partitioned, but ensures the data in it can only be read in a secure environment.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/relevance/shared-storage" target="_blank" has-icon > <span class="anchorText">Read more about Shared Storage API </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >CHIPS</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Sometimes, embedded services such as chat widgets or embedded maps need to know about your activity on the given site to work properly. Privacy Sandbox introduces partitioned cookies a.k.a. CHIPS (Cookies Having Independent Partitioned State) that will indicate to browsers that the necessary cookie is allowed to work "across sites" only between the site in question and an embedded widget.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/3pcd/chips" target="_blank" has-icon > <span class="anchorText">Read more about CHIPS </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Fenced Frames API</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Fenced frames are a type of embedded frame, like an iframe, that can’t communicate with the host page. This makes it safe for the fenced frame to have access to its unpartitioned storage since it will not be able to join its identifier with the top site.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/relevance/fenced-frame" target="_blank" has-icon > <span class="anchorText">Read more about Fenced Frames API </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Federated Credential Management</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Federated Credential Management aims to bridge the gap for the federated identity designs which relied on third-party cookies. The API provides the primitives needed to support federated identity when/where it depends on third-party cookies, from sign-in to sign-out and revocation.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/3pcd/fedcm" target="_blank" has-icon > <span class="anchorText" >Read more about Federated Credential Management </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h3 class="glue-expansion-panel__toggle" data-accordion-header="Limit covert tracking" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6a5a-d392-a1ff-6f5b652c0000-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6a5a-d392-a1ff-6f5b652c0000-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Limit covert tracking"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b>Limit covert tracking</b></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h3> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6a5a-d392-a1ff-6f5b652c0000-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >User-Agent Client Hints</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >The User-Agent string specifies details about the browser and device you use so that sites you visit render and function well. However, it is also a significant surface for so-called passive fingerprinting. Client Hints API enables sites to request the information they need directly and will eventually reduce details contained in the User-Agent string, limiting the information shared about you online.</span > </p> <p> <a href="https://web.dev/articles/migrate-to-ua-ch" target="_blank" has-icon > <span class="anchorText" >Read more about User-Agent Client Hints </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >User-Agent Reduction</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >User-Agent (UA) reduction is the effort to minimize the identifying information shared in the User-Agent string which may be used for passive fingerprinting.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/protections/user-agent" target="_blank" has-icon > <span class="anchorText">Read more about User-Agent Reduction </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >DNS-over-HTTPS</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >DNS-over-HTTPS is a protocol that encrypts Domain Name System (DNS) queries and responses by encoding them within HTTPS messages. This helps prevent attackers from observing what sites you visit or sending you to phishing websites.</span > </p> <p> <a href="https://blog.chromium.org/2020/05/a-safer-and-more-private-browsing-DoH.html" target="_blank" has-icon > <span class="anchorText">Read more about DNS-over-HTTPS </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >IP Protection</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >IP Protection is Privacy Sandbox's proposal to hide your IP address. It will hide users' IP addresses from third parties that could be using IP to track users across sites.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/protections/ip-protection" target="_blank" has-icon > <span class="anchorText">Read more about IP Protection </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Privacy Budget</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Privacy Budget was a proposal that restricted the amount of identifying information that a site is allowed to access, in order to help prevent the user from being uniquely identifiable. The Privacy Budget is no longer an active proposal as of January 2024.</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Storage Partitioning</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Storage Partitioning will isolate some web platform APIs used for storage or communication if used by an embedded service on the site, ie. in the third-party context. This effort will help make the web more private and secure while largely maintaining web compatibility with existing sites.</span > </p> <p> <a href="https://github.com/wanderview/quota-storage-partitioning/blob/main/explainer.md" target="_blank" has-icon > <span class="anchorText">Read more about Storage Partitioning </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Network State Partitioning</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >A browser’s network resources, such as connections, DNS cache, and alternative service data are generally shared globally. Network State Partitioning will partition much of this state to prevent these resources from being shared across first-party contexts. To do this, each request will have an additional "network partition key" that must match in order for resources to be reused.</span > </p> <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >This extra key will protect user privacy by making it so that sites will not be able to access shared resources and metadata learned from loading other sites.</span > </p> <p></p> <p> <a href="https://github.com/MattMenke2/Explainer---Partition-Network-State/" target="_blank" has-icon > <span class="anchorText" >Read more about Network State Partitioning </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span ><br /><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Spacer</span > </p> </div> </div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <h4 class="glue-headline glue-headline--headline-4" data-cy="rich-text-title" > <span style="display: inline-block" class="glue-spacer-3-bottom glue-headline--headline-6 glue-headline glue-font-weight-medium" data-cy="text-attr" >Bounce Tracking Mitigations</span > </h4> <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Bounce tracking mitigations reduce or eliminate the ability of bounce tracking to recognize people across contexts, without breaking supported use cases valued by the user that are implemented using stateful redirects.</span > </p> <p> <a href="https://developers.google.com/privacy-sandbox/protections/bounce-tracking-mitigations" target="_blank" has-icon > <span class="anchorText" >Read more about Bounce Tracking Mitigations </span> <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px" > <use xlink:href="#open-in-new"></use> </svg> </a> </p> </div> </div> </div> </div> </div>  </div> </div> </div> </section> <div data-cy="callout-module" class="callout-module glue-spacer-6-top glue-spacer-6-bottom"> <div class="glue-page glue-grid"> <div class="glue-grid__col glue-grid__col--span-0 glue-grid__col--span-0-sm glue-grid__col--span-1-md glue-grid__col--span-1-lg glue-grid__col--span-1-xl" ></div> <div class="glue-content glue-grid__col glue-grid__col--span-12 glue-grid__col--span-10-md glue-grid__col--span-10-lg glue-grid__col--span-10-xl" container-enabled style="background-color: #f8f9fa; --borderRadius: 20px" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-0 glue-grid__col--span-0-sm glue-grid__col--span-0-md glue-grid__col--span-0-lg glue-grid__col--span-1-xl logo-xl" > <div class="glue-logo" data-cy="icon-image"> <picture data-crop="64icon"> <source media="(max-width: 599px)" width="64" height="64" srcset=" https://www.gstatic.com/marketing-cms/assets/images/f6/e4/bcb00f8049feb5b8ba3ed361f445/option-3-2.svg " /> <img class="image" data-alt-override="false" alt="Industry Engagement Callout Icon" width="64" height="64" loading="lazy" src="https://www.gstatic.com/marketing-cms/assets/images/f6/e4/bcb00f8049feb5b8ba3ed361f445/option-3-2.svg" /> </picture> </div> </div> <div class="main-content-container glue-grid__col glue-grid__col--span-12 glue-grid__col--span-12-md glue-grid__col--span-12-lg glue-grid__col--span-9-xl" > <div class="main-content"> <div class="glue-logo glue-spacer-3-bottom logo-lg" data-cy="image"> <picture data-crop="64icon"> <source media="(max-width: 599px)" width="64" height="64" srcset=" https://www.gstatic.com/marketing-cms/assets/images/f6/e4/bcb00f8049feb5b8ba3ed361f445/option-3-2.svg " /> <img class="image" data-alt-override="false" alt="Industry Engagement Callout Icon" width="64" height="64" loading="lazy" src="https://www.gstatic.com/marketing-cms/assets/images/f6/e4/bcb00f8049feb5b8ba3ed361f445/option-3-2.svg" /> </picture> </div> <div class="glue-eyebrow glue-spacer-1-bottom"> <span data-cy="eyebrow" ><span style="display: none" class="glue-font-weight-regular" data-cy="text-attr" >Industry Engagement Entry Point</span ></span > </div> <h2 class="glue-headline glue-headline--headline-3" data-cy="title"> <b>Get your business ready</b> </h2> <p class="glue-subheadline glue-spacer-1-top glue-body--large" data-cy="description" > Read case studies from companies helping to shape the future of online privacy, or learn more about the Privacy Sandbox technologies in our developer documentation. </p> </div> <div class="cta-container glue-spacer-4-top"> <a class="glue-button glue-button--high-emphasis" href="https://privacysandbox.com/intl/en_us/resources-for-businesses" target="_self" data-tracking='{"event":"select_content","eventParams":{"contentType":"callout","itemId":"Explore the case studies"}}' data-cy="button" > Explore the case studies </a ><a class="glue-button glue-button--medium-emphasis" href="https://privacysandbox.com/intl/en_us/learning-hub/" target="_self" data-tracking='{"event":"select_content","eventParams":{"contentType":"callout","itemId":"See documentation"}}' data-cy="button" > See documentation </a> </div> </div> </div> </div> <div class="glue-grid__col glue-grid__col--span-0 glue-grid__col--span-0-sm glue-grid__col--span-1-md glue-grid__col--span-1-lg glue-grid__col--span-1-xl" ></div> </div> </div> <div class="one-col-container glue-page glue-container glue-spacer-none-top glue-spacer-0-bottom" full-width style="background-color: #e9f7ff" data-module-name="FAQs' Privacy Sandbox for the Web - Tabs Expansion Panels" id="faq" data-cy="one-column-container" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-12" data-modulewell data-cy="one-column-container-span" > <div class="rich-text-module glue-page glue-spacer-none-top glue-spacer-0-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items"> <h2 class="glue-headline glue-headline--headline-2 glue-text-center glue-spacer-5-top glue-spacer-5-bottom" > <span class="glue-font-weight-regular" data-module-name="FAQs' Privacy Sandbox for the Web - Tabs Expansion Panels" data-cy="text-attr" ><b>Frequently Asked Questions</b></span > </h2> <p></p> </div> </div> <section class="bsp-expansion-panel glue-page" data-module-name="FAQs' Privacy Sandbox for the Web - Tabs Expansion Panels" > <div class="glue-grid glue-spacer-none-top glue-spacer-5-bottom"> <div class="glue-grid__col glue-grid__col--span-2 glue-grid__col--span-0-sm" ></div> <div class="glue-grid__col glue-grid__col--span-8" data-cy="expansionPanels"> <div class="glue-expansion-panels" auto-collapse> <div class="glue-expansion-panels__header" data-cy="panelsHeader"></div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="Is this the definitive list of technologies Chrome will be supporting?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6a7d-d9ee-a1df-ef7dadca0000-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6a7d-d9ee-a1df-ef7dadca0000-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Is this the definitive list of technologies Chrome will be supporting?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >Is this the definitive list of technologies Chrome will be supporting?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6a7d-d9ee-a1df-ef7dadca0000-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Not necessarily. Chrome is focused on developing proposals that support key use cases. The set of proposals solving for a particular use case (for example, showing relevant content and ads) may change and evolve over time, with web community feedback and testing. The APIs shown on the timeline are based on current expectations and might change.</span > </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="Why doesn't the timeline show all the Privacy Sandbox proposals?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6ab6-d093-a99d-7ab6148c0001-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6ab6-d093-a99d-7ab6148c0001-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Why doesn't the timeline show all the Privacy Sandbox proposals?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >Why doesn't the timeline show all the Privacy Sandbox proposals?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6ab6-d093-a99d-7ab6148c0001-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >The timeline is specific to key use cases related to Chrome’s plan to phase out third-party cookies. The technologies solving for the second goal of the Privacy Sandbox initiative — prevent covert tracking — will follow separate timelines, as noted above.</span > </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header='What does origin trial ("OT") mean in the timeline?' data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6ab7-d91d-a3bd-eebf08f50000-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6ab7-d91d-a3bd-eebf08f50000-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"What does origin trial (\"OT\") mean in the timeline?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b>What does origin trial ("OT") mean in the timeline?</b></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6ab7-d91d-a3bd-eebf08f50000-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <a href="https://developer.chrome.com/blog/origin-trials/" target="_blank" > <span class="anchorText">Origin trials </span></a ><span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >are one method of testing new web technologies in Chrome. "OT" labels are shown when a Chrome origin trial has been publicly announced, is in progress, or has concluded. We will add new origin trials, and other forms of available testing, on the timeline as part of the monthly updates.</span > </p> <p></p> <h3></h3> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header='How can I find out exactly when an origin trial ("OT") is starting or ending?' data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6ab8-d8e7-a9bd-6bb99f7b0001-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6ab8-d8e7-a9bd-6bb99f7b0001-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"How can I find out exactly when an origin trial (\"OT\") is starting or ending?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >How can I find out exactly when an origin trial ("OT") is starting or ending?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6ab8-d8e7-a9bd-6bb99f7b0001-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Chrome's </span ><a href="https://developer.chrome.com/origintrials/#/trials/active" target="_blank" > <span class="anchorText" >origin trial registration page</span ></a ><span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" > provides information for origin trials that are live or starting soon. Click the "Register" button for an active origin trial to see planned start and end dates. Note, it’s common to extend origin trials when further testing is needed. It is also common for technologies to go through multiple origin trials as they are refined.</span > </p> <p></p> <h3></h3> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="Does this timeline reflect when the APIs will be available globally?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6abb-dffb-a38d-7fff28730001-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6abb-dffb-a38d-7fff28730001-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Does this timeline reflect when the APIs will be available globally?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >Does this timeline reflect when the APIs will be available globally?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6abb-dffb-a38d-7fff28730001-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >The “General Availability” milestone reflects when Chrome expects each use case to be supported globally. It is common for testing to begin with a limited population and gradually expand. We are committed to making all of the Privacy Sandbox technologies available for testing worldwide before they launch.</span > </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="Is Chrome considering proposals from other members of the web community?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6abb-d4cc-a9ed-6ebfef720001-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6abb-d4cc-a9ed-6ebfef720001-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Is Chrome considering proposals from other members of the web community?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >Is Chrome considering proposals from other members of the web community?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6abb-d4cc-a9ed-6ebfef720001-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >This timeline reflects the use cases Chrome expects to support before phasing out third-party cookies. Many of the proposed technologies shown on the timeline incorporate concepts and feedback from industry and ecosystem stakeholders. We'll continue to engage publicly and review other proposals as we consider the best way to address critical use cases that support the open web ecosystem.</span > </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header='What does "Feature Flag" mean on the timeline?' data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6abc-dffb-a38d-7ffcc13c0000-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6abc-dffb-a38d-7ffcc13c0000-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"What does \"Feature Flag\" mean on the timeline?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b>What does "Feature Flag" mean on the timeline?</b></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6abc-dffb-a38d-7ffcc13c0000-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >While features are in development they are often made available behind one or more temporary flags (off by default) that can be used to enable and configure their behavior for local developer testing purposes. This may be as </span ><a href="https://www.chromium.org/developers/how-tos/run-chromium-with-flags" target="_blank" > <span class="anchorText">command line flags</span></a > <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >that need to be passed in when launching Chrome or as options in the chrome://flags browser interface.</span > </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="What is the difference between functional testing and effectiveness testing?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6abf-d8e7-a9bd-6bbf2fab0001-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6abf-d8e7-a9bd-6bbf2fab0001-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"What is the difference between functional testing and effectiveness testing?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >What is the difference between functional testing and effectiveness testing?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6abf-d8e7-a9bd-6bbf2fab0001-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >When a feature is initially made available for testing, typically through a feature flag, the focus is generally on functional testing. This means that the stability and shape of a feature could change quickly in this period. As development progresses and features become more stable, the focus shifts to wider scale effectiveness testing, often through Origin Trials, to understand the performance of the feature against its intended use cases at scale. Both the functional and effectiveness testing will be done in compliance with our </span ><a href="https://blog.google/around-the-globe/google-europe/path-forward-privacy-sandbox/" target="_blank" > <span class="anchorText">commitments to the CMA.</span></a ><span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" > </span ><span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >In particular, the commitments set out Development and Implementation Criteria against which the PS technologies must be evaluated through effectiveness testing. Read more about</span > <a href="https://developer.chrome.com/docs/privacy-sandbox/proposal-lifecycle/#testing" target="_blank" > <span class="anchorText" >how we collaborate with stakeholders</span ></a > <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >to discuss, test, and adopt privacy-preserving technologies.</span > </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="Outside of Google, who does Chrome collaborate with to build Privacy Sandbox technologies?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6ac1-d8e7-a9bd-6bc1a88f0000-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6ac1-d8e7-a9bd-6bc1a88f0000-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Outside of Google, who does Chrome collaborate with to build Privacy Sandbox technologies?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >Outside of Google, who does Chrome collaborate with to build Privacy Sandbox technologies?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6ac1-d8e7-a9bd-6bc1a88f0000-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Chrome works with a broad group of stakeholders throughout the web ecosystem – including web browsers, online publishers, ad tech companies, advertisers, developers, and users – to build and test Privacy Sandbox technologies. Additionally, Chrome continues to work with regulators, including the UK's Competition and Markets Authority in line with the</span > <a href="https://blog.google/around-the-globe/google-europe/path-forward-privacy-sandbox/" target="_blank" > <span class="anchorText">commitments</span></a > <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >offered for Privacy Sandbox for the Web.</span > </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="I saw a prompt in Chrome about new ad privacy features. What does that mean?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6ac3-d8e7-a9bd-6bc301fc0001-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6ac3-d8e7-a9bd-6bc301fc0001-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"I saw a prompt in Chrome about new ad privacy features. What does that mean?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >I saw a prompt in Chrome about new ad privacy features. What does that mean?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6ac3-d8e7-a9bd-6bc301fc0001-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >Chrome is launching new ad privacy features. We want people to be aware of what's changing and how the changes offer more control over how your data is used in the ads you see. Some users may not be familiar with the term Privacy Sandbox, and “ad privacy” is a straightforward way to describe these controls.</span > </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="How can I control my ad privacy experience in Chrome?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6ac3-dffb-a38d-7fefd1fc0000-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6ac3-dffb-a38d-7fefd1fc0000-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"How can I control my ad privacy experience in Chrome?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b>How can I control my ad privacy experience in Chrome?</b></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6ac3-dffb-a38d-7fefd1fc0000-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >All users will have robust controls, and can opt out of the Privacy Sandbox relevance and measurement technologies at any point. You can learn more about controlling your ad privacy in Chrome</span > <a href="https://support.google.com/chrome/answer/13355898" target="_blank" > <span class="anchorText">here</span></a >. </p> </div> </div> <div class="two-column-container glue-page glue-container glue-spacer-none-top glue-spacer-0-bottom" data-module > <div class="glue-grid stack-on-tab" data-cy="two-column-container-6-6" > <div class="glue-grid__col glue-grid__col--span-6 glue-grid__col--align-top" data-modulewell data-cy="two-column-container-6-6-column-one" > <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <div class="enhancement" data-align-center> <div class="enhancement-item"> <figure class="figure"> <picture data-crop="fluidFigure"> <source media="(max-width: 599px)" type="image/webp" width="600" height="1299" srcset=" https://www.gstatic.com/marketing-cms/assets/images/43/fe/ee618744435a9d2037799b56df00/unnamed-11.png=n-w600-h1299 1x, https://www.gstatic.com/marketing-cms/assets/images/43/fe/ee618744435a9d2037799b56df00/unnamed-11.png=n-w600-h1299 2x " /> <source media="(max-width: 599px)" width="600" height="1299" srcset=" https://www.gstatic.com/marketing-cms/assets/images/43/fe/ee618744435a9d2037799b56df00/unnamed-11.png=n-w600-h1299 " /> <img class="image" data-alt-override="" alt='""' srcset=" https://www.gstatic.com/marketing-cms/assets/images/43/fe/ee618744435a9d2037799b56df00/unnamed-11.png=n-w600-h1299 1x, https://www.gstatic.com/marketing-cms/assets/images/43/fe/ee618744435a9d2037799b56df00/unnamed-11.png=n-w600-h1299 2x " width="600" height="1299" loading="lazy" src="https://www.gstatic.com/marketing-cms/assets/images/43/fe/ee618744435a9d2037799b56df00/unnamed-11.png=n-w600-h1299" /> </picture> </figure> </div> </div> <p></p> </div> </div> </div> <div class="glue-grid__col glue-grid__col--span-6 glue-grid__col--align-top" data-modulewell data-cy="two-column-container-6-6-column-two" > <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <div class="enhancement" data-align-center> <div class="enhancement-item"> <figure class="figure"> <picture data-crop="fluidFigure"> <source media="(max-width: 599px)" type="image/webp" width="600" height="1299" srcset=" https://www.gstatic.com/marketing-cms/assets/images/2f/c2/8b64764a4e9291f7e76ed4e73510/unnamed-12.png=n-w600-h1299 1x, https://www.gstatic.com/marketing-cms/assets/images/2f/c2/8b64764a4e9291f7e76ed4e73510/unnamed-12.png=n-w600-h1299 2x " /> <source media="(max-width: 599px)" width="600" height="1299" srcset=" https://www.gstatic.com/marketing-cms/assets/images/2f/c2/8b64764a4e9291f7e76ed4e73510/unnamed-12.png=n-w600-h1299 " /> <img class="image" data-alt-override="" alt='""' srcset=" https://www.gstatic.com/marketing-cms/assets/images/2f/c2/8b64764a4e9291f7e76ed4e73510/unnamed-12.png=n-w600-h1299 1x, https://www.gstatic.com/marketing-cms/assets/images/2f/c2/8b64764a4e9291f7e76ed4e73510/unnamed-12.png=n-w600-h1299 2x " width="600" height="1299" loading="lazy" src="https://www.gstatic.com/marketing-cms/assets/images/2f/c2/8b64764a4e9291f7e76ed4e73510/unnamed-12.png=n-w600-h1299" /> </picture> </figure> </div> </div> <p></p> </div> </div> </div> </div> </div> <div class="two-column-container glue-page glue-container glue-spacer-none-top glue-spacer-0-bottom" data-module > <div class="glue-grid stack-on-tab" data-cy="two-column-container-6-6" > <div class="glue-grid__col glue-grid__col--span-6 glue-grid__col--align-top" data-modulewell data-cy="two-column-container-6-6-column-one" > <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <div class="enhancement" data-align-center> <div class="enhancement-item"> <figure class="figure"> <picture data-crop="fluidFigure"> <source media="(max-width: 599px)" type="image/webp" width="600" height="1299" srcset=" https://www.gstatic.com/marketing-cms/assets/images/d8/23/ac1beb8c4239a5b295814192c241/unnamed-13.png=n-w600-h1299 1x, https://www.gstatic.com/marketing-cms/assets/images/d8/23/ac1beb8c4239a5b295814192c241/unnamed-13.png=n-w600-h1299 2x " /> <source media="(max-width: 599px)" width="600" height="1299" srcset=" https://www.gstatic.com/marketing-cms/assets/images/d8/23/ac1beb8c4239a5b295814192c241/unnamed-13.png=n-w600-h1299 " /> <img class="image" data-alt-override="" alt='""' srcset=" https://www.gstatic.com/marketing-cms/assets/images/d8/23/ac1beb8c4239a5b295814192c241/unnamed-13.png=n-w600-h1299 1x, https://www.gstatic.com/marketing-cms/assets/images/d8/23/ac1beb8c4239a5b295814192c241/unnamed-13.png=n-w600-h1299 2x " width="600" height="1299" loading="lazy" src="https://www.gstatic.com/marketing-cms/assets/images/d8/23/ac1beb8c4239a5b295814192c241/unnamed-13.png=n-w600-h1299" /> </picture> </figure> </div> </div> <p></p> </div> </div> </div> <div class="glue-grid__col glue-grid__col--span-6 glue-grid__col--align-top" data-modulewell data-cy="two-column-container-6-6-column-two" > <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <div class="enhancement" data-align-center> <div class="enhancement-item"> <figure class="figure"> <picture data-crop="fluidFigure"> <source media="(max-width: 599px)" type="image/webp" width="600" height="1299" srcset=" https://www.gstatic.com/marketing-cms/assets/images/3a/b8/de94098d460f8ad23894ea57948a/unnamed-14.png=n-w600-h1299 1x, https://www.gstatic.com/marketing-cms/assets/images/3a/b8/de94098d460f8ad23894ea57948a/unnamed-14.png=n-w600-h1299 2x " /> <source media="(max-width: 599px)" width="600" height="1299" srcset=" https://www.gstatic.com/marketing-cms/assets/images/3a/b8/de94098d460f8ad23894ea57948a/unnamed-14.png=n-w600-h1299 " /> <img class="image" data-alt-override="" alt='""' srcset=" https://www.gstatic.com/marketing-cms/assets/images/3a/b8/de94098d460f8ad23894ea57948a/unnamed-14.png=n-w600-h1299 1x, https://www.gstatic.com/marketing-cms/assets/images/3a/b8/de94098d460f8ad23894ea57948a/unnamed-14.png=n-w600-h1299 2x " width="600" height="1299" loading="lazy" src="https://www.gstatic.com/marketing-cms/assets/images/3a/b8/de94098d460f8ad23894ea57948a/unnamed-14.png=n-w600-h1299" /> </picture> </figure> </div> </div> <p></p> </div> </div> </div> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="Will I see an immediate change in the ads I get when I update ad privacy settings in Chrome?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6b4b-d093-a99d-7b4f5aef0001-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6b4b-d093-a99d-7b4f5aef0001-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"Will I see an immediate change in the ads I get when I update ad privacy settings in Chrome?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >Will I see an immediate change in the ads I get when I update ad privacy settings in Chrome?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6b4b-d093-a99d-7b4f5aef0001-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >The Privacy Sandbox technologies improve user privacy by enabling companies to select and measure ads without identifying or tracking individual users across sites and without relying on third-party cookies. Chrome made these technologies available in 2023 so that companies have time to integrate them ahead of planned removal of third-party cookies in 2025. Users may not notice immediate changes in the advertising they see, but they will have new controls and gain more insight into how companies are able to use the Privacy Sandbox technologies to deliver and measure the ads they see </span ><a href="https://support.google.com/chrome/answer/13355898#zippy=%2Cmanage-ad-topics" target="_blank" > <span class="anchorText">(more information).</span></a > </p> </div> </div> </div> </div> </div> <div class="glue-expansion-panel" data-cy="expansionPanel"> <h2 class="glue-expansion-panel__toggle" data-accordion-header="I have privacy related compliance questions about the Relevance and Measurement APIs. Where can I find additional information on Chrome's approach?" data-cy="expansionPanelToggle" > <span class="glue-expansion-panel__button glue-expansion-panel__identifier" id="mypanels-0000018d-6b4c-d370-abdf-6b6fbee40000-toggle" data-glue-expansion-panel-toggle-for="mypanels-0000018d-6b4c-d370-abdf-6b6fbee40000-content" data-tracking='{"event":"accordion_select","eventParams":{"interactionType":"expand","accordionName":"I have privacy related compliance questions about the Relevance and Measurement APIs. Where can I find additional information on Chrome's approach?"}}' data-cy="tabHeader" > <span class="glue-expansion-panel__header-text" ><b >I have privacy related compliance questions about the Relevance and Measurement APIs. Where can I find additional information on Chrome's approach?</b ></span > <svg role="presentation" aria-hidden="true" class="glue-icon glue-expansion-panel__header-arrow" > <use xlink:href="#expand-more"></use> </svg> </span> </h2> <div class="glue-expansion-panel__content" id="mypanels-0000018d-6b4c-d370-abdf-6b6fbee40000-content" data-cy="content" > <div> <div class="rich-text-module glue-page glue-spacer-4-top glue-spacer-4-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <p> <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >While we cannot provide legal advice, we can share</span > <a href="https://developer.chrome.com/docs/privacy-sandbox/faq/privacy-compliance-faq/" target="_blank" > <span class="anchorText">our responses</span></a > <span style="color: #5f6368" class="glue-font-weight-regular" data-cy="text-attr" >to frequently asked questions and provide information about the APIs that can help those responsible for privacy-related compliance decisions.</span > </p> </div> </div> </div> </div> </div>  </div> </div> </div> </section> </div> </div> </div> <div class="three-column-container-2-8-2 glue-page glue-container glue-spacer-5-top glue-spacer-5-bottom" data-module > <div class="glue-grid" data-cy="three-column-container-2-8-2"> <div class="glue-grid__col glue-grid__col--span-2 glue-grid__col--align-top" data-modulewell data-cy="three-column-container-2-8-2-column-one" ></div> <div class="glue-grid__col glue-grid__col--span-8 glue-grid__col--align-top" data-modulewell data-cy="three-column-container-2-8-2-column-two" > <div class="glue-grid"> <div class="glue-grid__col glue-grid__col--span-12" data-modulewell> <div class="two-column-container glue-page glue-container glue-spacer-none-top glue-spacer-0-bottom" data-module > <div class="glue-grid" data-cy="two-column-container-6-6"> <div class="glue-grid__col glue-grid__col--span-6 glue-grid__col--align-top" data-modulewell data-cy="two-column-container-6-6-column-one" > <div class="rich-text-module glue-page glue-spacer-none-top glue-spacer-0-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <ul class="rte2-style-ul"> <li> <span style="" class="glue-small-text glue-font-weight-regular" data-module-name="Timeline footnotes - Rich text" data-cy="text-attr" ><i >This timeline reflects Chrome’s best estimates, as of </i></span ><span style="" class="glue-small-text glue-font-weight-bold" data-cy="text-attr" ><b><i>November 2024</i></b></span ><span style="" class="glue-small-text glue-font-weight-regular" data-module-name="Timeline footnotes - Rich text" data-cy="text-attr" ><i >, of the timing of the key Privacy Sandbox use cases, including the availability of origin trials, readiness at scale of the listed APIs, and ending support for third-party cookies. Dates are subject to change. Chrome will update this timeline monthly with current estimates.</i ></span > </li> </ul> <p></p> <ul class="rte2-style-ul"> <li> <span style="" class="glue-small-text glue-font-weight-regular" data-cy="text-attr" ><i >General Availability will start once APIs for all of the use cases are ready for scaled adoption. Chrome will announce the start of the transition period on this site and on the Keyword blog.</i ></span > </li> </ul> </div> </div> </div> <div class="glue-grid__col glue-grid__col--span-6 glue-grid__col--align-top" data-modulewell data-cy="two-column-container-6-6-column-two" > <div class="rich-text-module glue-page glue-spacer-none-top glue-spacer-0-bottom" data-cy="rich-text-module" data-module > <div class="rich-text-module-items rich-text-body" data-cy="rich-text-items" > <ul> <li> <span style="" class="glue-small-text glue-font-weight-regular" data-cy="text-attr" ><i >The timeline lists the use cases that Chrome plans to support before the transition period: Fighting spam and fraud on the web; Measuring digital ads; Showing relevant content and ads; Strengthening cross-site privacy boundaries. The APIs listed under each use case reflect Chrome’s current proposals to support this use case. The specific APIs are subject to change.</i ></span > </li> </ul> </div> </div> </div> </div> </div> </div> </div> </div> <div class="glue-grid__col glue-grid__col--span-2 glue-grid__col--align-top" data-modulewell data-cy="three-column-container-2-8-2-column-three" ></div> </div> </div> </div> </main> <footer class="glue-footer" data-module-name="Footer" data-cy="page-footer"> <h2 class="glue-visually-hidden">Footer links</h2> <section class="glue-footer__global"> <div class="glue-footer__logo"> <a href="https://www.google.com/" title="Google" target="_blank" data-tracking='{"event":"footer_select","eventParams":{"footerSection":"global footer","navName":"Google Logo"}}' data-cy="footer-logo" > <img src="https://www.gstatic.com/marketing-cms/assets/images/a7/65/ffb5acb14ef1a4054c2c612a85ad/google-logo-grey.svg" alt="Google logo" /> </a> </div> <ul class="glue-footer__global-links glue-no-bullet" role="list"> <li class="glue-footer__global-links-list-item"> <a class="glue-footer__link" href="https://policies.google.com/privacy?hl=en" data-tracking='{"event":"footer_select","eventParams":{"footerSection":"global footer","navName":"Privacy"}}' target="_blank" aria-label="Privacy link opens in new tab or window" >Privacy</a > </li> <li class="glue-footer__global-links-list-item"> <a class="glue-footer__link" href="https://policies.google.com/terms?hl=en" data-tracking='{"event":"footer_select","eventParams":{"footerSection":"global footer","navName":"Terms"}}' target="_blank" aria-label="Terms link opens in new tab or window" >Terms</a > </li> </ul> <ul class="glue-footer__global-links glue-footer__global-links--extra glue-no-bullet" role="none" > <li class="glue-footer__global-links-list-item glue-footer__global-links-list-item--extra" > <a class="glue-footer__link" href="https://support.google.com/chrome/?hl=en&rd=3#topic=7439538" target="_blank" data-tracking='{"event":"footer_select","eventParams":{"footerSection":"global footer","navName":"Help"}}' data-cy="footer-help" > <svg role="presentation" aria-hidden="true" class="glue-icon glue-icon--24px glue-icon--footer-help" > <use xlink:href="#help"></use></svg >Help</a > </li> <li class="glue-footer__global-links-list-item glue-footer__global-links-list-item--extra" > <select data-cy="lang-selector" aria-label="Change language or region" name="lang-selector" id="lang-selector" class="glue-form__dropdown glue-footer__lang-dropdown" data-tracking='{"event":"footer_select","eventParams":{"footerSection":"global footer","navName":"Language Switcher"}}' > <option value="https://privacysandbox.com/intl/en_us/open-web/">English</option> <option value="https://privacysandbox.com/intl/de_de/open-web">Deutsch</option> <option value="https://privacysandbox.com/intl/es_es/open-web"> Español (España) </option> <option value="https://privacysandbox.com/intl/es_419/open-web"> Español (Latino) </option> <option value="https://privacysandbox.com/intl/fr_fr/open-web">Français</option> <option value="https://privacysandbox.com/intl/pt_br/open-web">Português (BR)</option> <option value="https://privacysandbox.com/intl/ja_jp/open-web">日本語</option> <option value="https://privacysandbox.com/intl/zh_cn/open-web">简体中文</option> <option value="https://privacysandbox.com/intl/zh_hk/open-web"> 繁體中文 - 台灣 </option> <option value="https://privacysandbox.com/intl/zh_tw/open-web"> 繁體中文 - 香港 </option> <option value="https://privacysandbox.com/intl/ko_kr/open-web">한국어</option> </select> </li> </ul> </section> </footer> <script src="https://www.gstatic.com/marketing-cms/reviewed-scripts/prod/privacy-sbx-1.0.56/styles/default/All.min.js" async nonce="7Y0MtcV6cYFoLQ_1S5nrTw"></script> <script src="https://www.gstatic.com/marketing-cms/reviewed-scripts/glue/v27_0/material-components-web.min.js" nonce="7Y0MtcV6cYFoLQ_1S5nrTw"></script> <script src="https://www.gstatic.com/glue/cookienotificationbar/cookienotificationbar.min.js" data-glue-cookie-notification-bar-category="2B" data-glue-cookie-notification-bar-site-id="" nonce="7Y0MtcV6cYFoLQ_1S5nrTw"></script> </body> </html>

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