Engineering

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data-src="https://web.archive.org/web/20240417223256oe_/https://cdn.cms-twdigitalassets.com/content/dam/blog-twitter/engineering/en_us/infrastructure/2019/delight/Header_Eng_2000x600_JV.png.img.fullhd.medium.png"></div> <div class="bl03-featured-masthead__overlay "></div> <div class="bl03-featured-masthead__text"> <div class="container--mini container--mobile"> <h4 class="bl03-featured-masthead__topic type--bold-14 color--neutral-white">Insights</h4> <h1 class="bl03-featured-masthead__title"><a class="type--bold-36 color--neutral-white--has-hover" href="https://web.archive.org/web/20240417223256/https://blog.x.com/engineering/en_us/topics/insights/2021/how-we-rolled-out-security-keys-at-twitter">How we rolled out security keys at Twitter</a></h1> <div class="bl03-featured-masthead__author color--neutral-white type--roman-14 "> <span class="color--neutral-white type--roman-14"> By <div class="blog__author--link bl03__author" data-navigation-path="/content/blog-twitter/engineering/en_us" data-element-classes="type--roman-14 color--neutral-white--has-hover" data-account-id="4109681" data-account-name="Nick Fohs"> </div> </span> and <div class="blog__author--link bl03__author" data-navigation-path="/content/blog-twitter/engineering/en_us" data-element-classes="type--roman-14 color--neutral-white--has-hover" data-account-id="459851362" data-account-name="Nupur Gholap"> </div>   </div> <div class="bl03-featured-masthead__date type--roman-14 color--neutral-white">on Wednesday, 27 October 2021</div> <div class="post__live-region visuallyhidden" aria-live="polite" aria-atomic="true" data-link-copy-success-text="Link copied successfully"></div> <div class="bl03-featured-masthead__share--icons"> <a class="sharing-popup-twitter fill-color--neutral-white--has-hover" data-share-text="How we rolled out security keys at Twitter" data-share-url="https://blog.x.com/engineering/en_us/topics/insights/2021/how-we-rolled-out-security-keys-at-twitter" aria-label="Share on Twitter" 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data-is-author-type="false" data-account-name="Twitter"> </span> on <time>Friday, 31 March 2023</time> </p> </div> </div> </div> <div class="results-loop__result result "> <div class="result__copy"> <span class="type--bold-14 color--neutral-light-gray result__topic">Infrastructure</span> <a class="type--bold-24 color--neutral-dark-gray--has-hover result__title" href="https://web.archive.org/web/20240417223256/https://blog.x.com/engineering/en_us/topics/infrastructure/2023/twitters-blobstore-hardware-lifecycle-monitoring-and-reporting-service">Twitter’s Blobstore Hardware Lifecycle Monitoring and Reporting Service</a> <div class="result__byline"> <p class="type--roman-14 color--neutral-light-gray"> By <span class="blog__author--link bl14__author" data-navigation-path="/content/blog-twitter/engineering/en_us" data-element-classes="theme-color--dark theme-color--dark--hover type--roman-14" data-account-id="1479587929123000321" data-is-author-type="false" data-account-name="Taylor Olson"> </span> on <time>Thursday, 23 February 2023</time> </p> </div> </div> </div> <div class="results-loop__result result "> <div class="result__copy"> <span class="type--bold-14 color--neutral-light-gray result__topic">Infrastructure</span> <a class="type--bold-24 color--neutral-dark-gray--has-hover result__title" href="https://web.archive.org/web/20240417223256/https://blog.x.com/engineering/en_us/topics/infrastructure/2023/how-we-scaled-reads-on-the-twitter-users-database">How we scaled Reads On the Twitter Users Database</a> <div class="result__byline"> <p class="type--roman-14 color--neutral-light-gray"> By <span class="blog__author--link bl14__author" data-navigation-path="/content/blog-twitter/engineering/en_us" data-element-classes="theme-color--dark theme-color--dark--hover type--roman-14" data-account-id="860965729335599104" data-is-author-type="false" data-account-name="Doyel Mitra Sinha"> </span> on <time>Thursday, 23 February 2023</time> </p> </div> </div> </div> <div class="results-loop__result result "> <div class="result__copy"> <span class="type--bold-14 color--neutral-light-gray result__topic">Infrastructure</span> <a class="type--bold-24 color--neutral-dark-gray--has-hover result__title" href="https://web.archive.org/web/20240417223256/https://blog.x.com/engineering/en_us/topics/infrastructure/2023/kerberizing-hadoop-clusters-at-twitter">Kerberizing Hadoop Clusters at Twitter</a> <div class="result__byline"> <p class="type--roman-14 color--neutral-light-gray"> By <span class="blog__author--link bl14__author" data-navigation-path="/content/blog-twitter/engineering/en_us" data-element-classes="theme-color--dark theme-color--dark--hover type--roman-14" data-account-id="783214" data-account-handle="Twitter" data-is-author-type="false" data-account-name="Twitter"> </span> on <time>Thursday, 23 February 2023</time> </p> </div> </div> </div> <div class="results-loop__result result "> <div class="result__copy"> <span class="type--bold-14 color--neutral-light-gray result__topic">Infrastructure</span> <a class="type--bold-24 color--neutral-dark-gray--has-hover result__title" href="https://web.archive.org/web/20240417223256/https://blog.x.com/engineering/en_us/topics/infrastructure/2023/the-data-platform-cluster-operator-service-for-hadoop-cluster-management">The data platform cluster operator service for Hadoop cluster management</a> <div class="result__byline"> <p class="type--roman-14 color--neutral-light-gray"> By <span class="blog__author--link bl14__author" data-navigation-path="/content/blog-twitter/engineering/en_us" data-element-classes="theme-color--dark theme-color--dark--hover type--roman-14" data-account-id="783214" data-account-handle="Twitter" data-is-author-type="false" data-account-name="Twitter"> </span> on <time>Wednesday, 8 February 2023</time> </p> </div> </div> </div> <div class="results-loop__result result "> <div class="result__copy"> <span class="type--bold-14 color--neutral-light-gray result__topic">Infrastructure</span> <a class="type--bold-24 color--neutral-dark-gray--has-hover result__title" href="https://web.archive.org/web/20240417223256/https://blog.x.com/engineering/en_us/topics/infrastructure/2023/constraint-management-for-cluster-operation-safety-and-reliability-at-twitter">Constraint Management for cluster operation safety and reliability at Twitter</a> <div class="result__byline"> <p class="type--roman-14 color--neutral-light-gray"> By <span class="blog__author--link bl14__author" data-navigation-path="/content/blog-twitter/engineering/en_us" data-element-classes="theme-color--dark theme-color--dark--hover type--roman-14" data-account-id="1399427013501362179" data-is-author-type="false" data-account-name="Ashwin Poojary"> </span> on <time>Thursday, 19 January 2023</time> </p> </div> </div> </div> <div class="results-loop__result result "> <div class="result__copy"> <span class="type--bold-14 color--neutral-light-gray result__topic">Infrastructure</span> <a class="type--bold-24 color--neutral-dark-gray--has-hover result__title" href="https://web.archive.org/web/20240417223256/https://blog.x.com/engineering/en_us/topics/infrastructure/2023/how-twitter-uses-rasdaemon-for-hardware-reliability">How Twitter uses rasdaemon for hardware reliability</a> <div class="result__byline"> <p class="type--roman-14 color--neutral-light-gray"> By <span class="blog__author--link bl14__author" data-navigation-path="/content/blog-twitter/engineering/en_us" data-element-classes="theme-color--dark theme-color--dark--hover type--roman-14" data-account-id="1399427013501362179" data-is-author-type="false" data-account-name="Ashwin Poojary"> </span> on <time>Friday, 6 January 2023</time> </p> </div> </div> </div> <div class="results-loop__result result "> <div class="result__copy"> <span class="type--bold-14 color--neutral-light-gray result__topic">Insights</span> <a class="type--bold-24 color--neutral-dark-gray--has-hover result__title" href="https://web.archive.org/web/20240417223256/https://blog.x.com/engineering/en_us/topics/insights/2022/measuring-the-impact-of-twitter-network-latency-with-causalimpac">Measuring the impact of Twitter network latency with CausalImpact</a> <div class="result__byline"> <p class="type--roman-14 color--neutral-light-gray"> By <span class="blog__author--link bl14__author" data-navigation-path="/content/blog-twitter/engineering/en_us" data-element-classes="theme-color--dark theme-color--dark--hover type--roman-14" data-account-id="1517580537719754752" data-is-author-type="false" data-account-name="Widya Salim"> </span> on <time>Friday, 21 October 2022</time> </p> </div> </div> </div> <div class="results-loop__result result "> <div class="result__copy"> <span class="type--bold-14 color--neutral-light-gray result__topic">Infrastructure</span> <a class="type--bold-24 color--neutral-dark-gray--has-hover result__title" 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