IETF | Internet Engineering Task Force

<!doctype html><html lang="en" class="no-js"><head> <meta charset="utf-8"/><meta http-equiv="X-UA-Compatible" content="IE=edge"/><title>IETF | Internet Engineering Task Force</title><meta name="description" content=""/><meta name="viewport" content="width=device-width,initial-scale=1"/><meta name="twitter:card" content="summary"/><meta name="twitter:site" content="@ietf"/><meta name="twitter:title" content="Home"/><meta name="twitter:description" content=""><meta name="twitter:image" content="/media/images/ietflogotrans.original.png"><meta property="fb:app_id" content="159756941186350"/><meta property="og:type" content="website"/><meta property="og:url" content="/"/><meta property="og:title" content="Home"/><meta property="og:image" content="/media/images/ietflogotrans.original.png"/><meta property="og:description" content=""/><meta property="og:site_name" content="IETF"/> <link href="https://static.ietf.org/fonts/inter/import.css" rel="stylesheet"/> <script defer="defer" 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Architecture Board </a> </li> <li> <a class="dropdown-item" href="/about/groups/irtf/"> Internet Research Task Force </a> </li> <li> <a class="dropdown-item" href="/about/liaisons/"> Liaisons </a> </li> <li> <a class="dropdown-item" href="/about/groups/nomcom/"> Nominating Committee </a> </li> <li> <a class="dropdown-item" href="/about/groups/trust/"> IETF Trust </a> </li> <li> <a class="dropdown-item" href="/about/groups/rfc-editor/"> RFC Editor </a> </li> <li> <a class="dropdown-item" href="/about/groups/ise/"> Independent Submissions Editor </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Legal requests</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/administration/legal-request-procedures/"> Legal request procedures </a> </li> <li> <a class="dropdown-item" href="/administration/legal-requests/"> Legal requests </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Administration</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/administration/overview/"> IETF Administration LLC </a> </li> <li> <a class="dropdown-item" href="/administration/announcements/"> Administrative announcements </a> </li> <li> <a class="dropdown-item" href="/administration/reports/"> Administrative reports </a> </li> <li> <a class="dropdown-item" href="/administration/llc-board/"> IETF Administration LLC Board of Directors </a> </li> <li> <a class="dropdown-item" href="/administration/financial-statements/"> Financial statements </a> </li> <li> <a class="dropdown-item" href="/administration/rfps-and-contracts/"> RFPs and contracts </a> </li> <li> <a class="dropdown-item" href="/administration/policies-procedures/"> Administrative policies and procedures </a> </li> <li> <a class="dropdown-item" href="/transparency/"> IETF LLC transparency report </a> </li> </ul> </div> </div> </div> </div> </li> <li class="nav-item dropdown position-static"> <button class=" nav-link btn megamenu__toggle text-dark fw-semibold text-uppercase dropdown-toggle pe-1 " id="megamenu-toggle-2" role="button" data-bs-toggle="dropdown" data-bs-auto-close="outside" aria-expanded="false" > Technologies </button> <div class="dropdown-menu megamenu__menu w-100 px-2" aria-labelledby="megamenu-toggle-" > <div class="container py-3"> <div class="row gx-5"> <div class="col-lg-4 d-none d-lg-block"> <div class=""> <p>The IETF works on a broad range of networking technologies that provide the foundation for the Internet's growth and evolution.</p> <img src="/media/images/things.width-600.jpg" class="w-100 object-fit-cover" /> </div> </div> <div class="col-lg-8"> <h5 class="border-bottom mb-1 pb-1"> <a class="dropdown-item" href="/technologies/"> Technologies <i class="bi bi-chevron-right"></i> </a> </h5> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/technologies/netmgmt/"> Automated network management </a> </li> <li> <a class="dropdown-item" href="/technologies/iot/"> The Internet of Things </a> </li> <li> <a class="dropdown-item" href="/technologies/transport/"> New transport technology </a> </li> <li> <a class="dropdown-item" href="/technologies/security/"> Security & privacy </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">IETF technologies in action</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/technologies/dns/"> Domain Name System </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">IETF technology groups</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/technologies/areas/"> IETF Areas </a> </li> <li> <a class="dropdown-item" href="/technologies/keywords/"> Working Group keywords </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Recent posts about IETF technologies</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/blog/wimse-working-group/"> WIMSE Working Group: Serious business for cloud computing </a> </li> <li> <a class="dropdown-item" href="/blog/green-wg/"> The new GREEN working group gets ready for an energy efficient Internet </a> </li> <li> <a class="dropdown-item" href="/blog/wit-area/"> New IETF Area focuses on web and transport technologies </a> </li> <li> <a class="dropdown-item" href="/blog/edhoc/"> EDHOC - A new lightweight authenticated key exchange protocol provides improved security with less overhead for Internet-of-Things devices </a> </li> </ul> </div> </div> </div> </div> </li> <li class="nav-item dropdown position-static"> <button class=" nav-link btn megamenu__toggle text-dark fw-semibold text-uppercase dropdown-toggle pe-1 " id="megamenu-toggle-5" role="button" data-bs-toggle="dropdown" data-bs-auto-close="outside" aria-expanded="false" > Meetings </button> <div class="dropdown-menu megamenu__menu w-100 px-2" aria-labelledby="megamenu-toggle-" > <div class="container py-3"> <div class="row gx-5"> <div class="col-lg-4 d-none d-lg-block"> <div class=""> <p>While most IETF work takes place online, meetings and other events such as Hackathons provide in-person opportunities to advance work within the IETF.</p> <img src="/media/images/_MG_4832.width-600.jpg" class="w-100 object-fit-cover" /> </div> </div> <div class="col-lg-8"> <h5 class="border-bottom mb-1 pb-1"> <a class="dropdown-item" href="/meeting/"> Meetings <i class="bi bi-chevron-right"></i> </a> </h5> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/meeting/121/"> IETF 121 Dublin </a> </li> <li> <a class="dropdown-item" href="/meeting/122/"> IETF 122 Bangkok </a> </li> <li> <a class="dropdown-item" href="/meeting/123/"> IETF 123 Madrid </a> </li> <li> <a class="dropdown-item" href="/meeting/upcoming/"> Upcoming meetings </a> </li> <li> <a class="dropdown-item" href="/meeting/past/"> Past meetings </a> </li> <li> <a class="dropdown-item" href="/meeting/interim/"> Interim meetings </a> </li> <li> <a class="dropdown-item" href="/meeting/hackathons/"> IETF Hackathons </a> </li> <li> <a class="dropdown-item" href="/meeting/code-sprint/"> Code Sprint </a> </li> <li> <a class="dropdown-item" href="/meeting/124/"> IETF 124 Montreal </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Participation information</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/meeting/preparation/"> Preparing for an IETF Meeting </a> </li> <li> <a class="dropdown-item" href="/meeting/guide-ietf-meetings/"> Guide to IETF Meetings </a> </li> <li> <a class="dropdown-item" href="/meeting/technology/"> Meeting network and technology </a> </li> <li> <a class="dropdown-item" href="/meeting/new-participants/"> New Participants </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Organizing meetings</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/meeting/planning/"> Meeting planning </a> </li> <li> <a class="dropdown-item" href="/support-us/sponsorship/"> Meeting sponsorship </a> </li> </ul> </div> </div> </div> </div> </li> <li class="nav-item dropdown position-static"> <button class=" nav-link btn megamenu__toggle text-dark fw-semibold text-uppercase dropdown-toggle pe-1 " id="megamenu-toggle-4" role="button" data-bs-toggle="dropdown" data-bs-auto-close="outside" aria-expanded="false" > Process </button> <div class="dropdown-menu megamenu__menu w-100 px-2" aria-labelledby="megamenu-toggle-" > <div class="container py-3"> <div class="row gx-5"> <div class="col-lg-4 d-none d-lg-block"> <div class=""> <p>The IETF is the premier Internet standards organization. It follows open and well-documented processes for setting these standards. Once published, those standards are made freely available.</p> </div> </div> <div class="col-lg-8"> <h5 class="border-bottom mb-1 pb-1"> <a class="dropdown-item" href="/process/"> Process <i class="bi bi-chevron-right"></i> </a> </h5> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/process/process/"> Internet standards process </a> </li> <li> <a class="dropdown-item" href="/process/wgs/"> Guide to IETF Working Groups </a> </li> <li> <a class="dropdown-item" href="/process/bofs/"> Birds of a Feather </a> </li> <li> <a class="dropdown-item" href="/process/iana/"> Protocol registries (IANA) </a> </li> <li> <a class="dropdown-item" href="/process/ipr/"> Intellectual property rights </a> </li> <li> <a class="dropdown-item" href="/process/directorates/"> Directorates and teams </a> </li> <li> <a class="dropdown-item" href="/process/informal/"> The IETF process: an informal guide </a> </li> <li> <a class="dropdown-item" href="/process/new-work/"> Bringing new work to the IETF </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">RFCs</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/process/rfcs/"> About RFCs </a> </li> <li> <a class="dropdown-item" href="/about/groups/rfc-editor/"> RFC Editor </a> </li> <li> <a class="dropdown-item" href="https://www.ietf.org/process/rfcs/#availability-and-use"> Availability and Use </a> </li> <li> <a class="dropdown-item" href="https://www.ietf.org/process/rfcs/#formats"> Publication formats </a> </li> <li> <a class="dropdown-item" href="https://www.ietf.org/process/rfcs/#statuses"> Statuses </a> </li> <li> <a class="dropdown-item" href="https://www.ietf.org/process/rfcs/#streams"> Publication streams </a> </li> <li> <a class="dropdown-item" href="https://www.ietf.org/process/rfcs/#errata"> Corrections and errata </a> </li> <li> <a class="dropdown-item" href="/process/rfcs/vulnerabilities/"> Reporting protocol vulnerabilities to the IETF </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Standards process details</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/process/process/informational-vs-experimental/"> Choosing between Informational and Experimental Status </a> </li> <li> <a class="dropdown-item" href="/process/process/role-iesg-standards-process/"> The role of the IESG in the Standards process </a> </li> <li> <a class="dropdown-item" href="https://datatracker.ietf.org/group/iesg/appeals/"> Appeals to the IESG </a> </li> <li> <a class="dropdown-item" href="/process/process/iesg-ballots/"> IESG ballot procedures </a> </li> <li> <a class="dropdown-item" href="/process/informal/"> The IETF process: an informal guide </a> </li> </ul> </div> </div> </div> </div> </li> <li class="nav-item dropdown position-static"> <button class=" nav-link btn megamenu__toggle text-dark fw-semibold text-uppercase dropdown-toggle pe-1 " id="megamenu-toggle-3" role="button" data-bs-toggle="dropdown" data-bs-auto-close="outside" aria-expanded="false" > Participate </button> <div class="dropdown-menu megamenu__menu w-100 px-2" aria-labelledby="megamenu-toggle-" > <div class="container py-3"> <div class="row gx-5"> <div class="col-lg-4 d-none d-lg-block"> <div class=""> <p>The global IETF community works together in many different ways to produce high quality, relevant technical documents that influence the way people design, use, and manage the Internet.</p> </div> </div> <div class="col-lg-8"> <h5 class="border-bottom mb-1 pb-1"> <a class="dropdown-item" href="/participate/"> Participate <i class="bi bi-chevron-right"></i> </a> </h5> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/participate/get-started/"> Getting started in the IETF </a> </li> <li> <a class="dropdown-item" href="/participate/ids/"> Internet-Drafts </a> </li> <li> <a class="dropdown-item" href="/participate/ietf-systers/"> IETF Systers </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Tools and services</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/participate/lists/"> Mailing lists </a> </li> <li> <a class="dropdown-item" href="/participate/tools/"> Tools and Services </a> </li> <li> <a class="dropdown-item" href="/about/open-records/"> Open records </a> </li> <li> <a class="dropdown-item" href="https://chairs.ietf.org"> Chairs Resources </a> </li> <li> <a class="dropdown-item" href="https://authors.ietf.org"> I-D Authors Resources </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Participation guides</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/meeting/guide-ietf-meetings/"> Guide to IETF Meetings </a> </li> <li> <a class="dropdown-item" href="/process/wgs/"> Guide to IETF Working Groups </a> </li> <li> <a class="dropdown-item" href="/participate/roles/"> Roles in the IETF </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Key policies</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/about/note-well/"> Note Well - A reminder of IETF policies </a> </li> <li> <a class="dropdown-item" href="https://datatracker.ietf.org/doc/statement-iesg-ietf-anti-harassment-policy-20131103/"> Anti-harassment policy </a> </li> <li> <a class="dropdown-item" href="https://www.rfc-editor.org/info/bcp9"> Internet Standards process (BCP 9) </a> </li> <li> <a class="dropdown-item" href="https://www.rfc-editor.org/info/bcp25"> Working Group processes (BCP 25) </a> </li> <li> <a class="dropdown-item" href="https://www.rfc-editor.org/rfc/rfc7154.html"> Guidelines for conduct (BCP 54) </a> </li> <li> <a class="dropdown-item" href="https://www.rfc-editor.org/rfc/rfc5378.html"> Copyright (BCP 78) </a> </li> <li> <a class="dropdown-item" href="https://www.rfc-editor.org/rfc/rfc8179.html"> Patents, Participation (BCP 79) </a> </li> <li> <a class="dropdown-item" href="/privacy-statement/"> IETF/IRTF/IAB Privacy Statement </a> </li> </ul> </div> </div> </div> </div> </li> <li class="nav-item dropdown position-static"> <button class=" nav-link btn megamenu__toggle text-dark fw-semibold text-uppercase dropdown-toggle pe-1 " id="megamenu-toggle-6" role="button" data-bs-toggle="dropdown" data-bs-auto-close="outside" aria-expanded="false" > Support us </button> <div class="dropdown-menu megamenu__menu w-100 px-2" aria-labelledby="megamenu-toggle-" > <div class="container py-3"> <div class="row gx-5"> <div class="col-lg-4 d-none d-lg-block"> <div class=""> <p>By supporting the IETF today, you are ensuring a free and open Internet exists tomorrow.</p> <img src="/media/images/IMG_15.width-600.jpg" class="w-100 object-fit-cover" /> </div> </div> <div class="col-lg-8"> <h5 class="border-bottom mb-1 pb-1"> <a class="dropdown-item" href="/support-us/"> Support us <i class="bi bi-chevron-right"></i> </a> </h5> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/support-us/why-support/"> Why we need your support </a> </li> <li> <a class="dropdown-item" href="/support-us/donors/"> IETF financial supporters </a> </li> <li> <a class="dropdown-item" href="/support-us/donate-ietf-endowment/"> Donate to the IETF Endowment </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Ways to give</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/support-us/endowment/"> IETF Endowment </a> </li> <li> <a class="dropdown-item" href="/support-us/sponsorship/"> Meeting sponsorship </a> </li> <li> <a class="dropdown-item" href="/support-us/donate/"> Other ways to give </a> </li> <li> <a class="dropdown-item" href="/support-us/technical-foundations/"> Technical foundations for business </a> </li> </ul> <h6 class="mt-3 mb-1 pb-1 border-bottom">Supporting values</h6> <ul class="megamenu__linklist"> <li> <a class="dropdown-item" href="/runningcode/"> Running Code </a> </li> <li> <a class="dropdown-item" href="/sustainability/"> Sustainability </a> </li> <li> <a class="dropdown-item" href="/diversity/"> Diversity and Inclusion </a> </li> <li> <a class="dropdown-item" href="/open-internet/"> Open Internet </a> </li> </ul> </div> </div> </div> </div> </li> </ul> <ul class="navbar-nav col-xl-auto"> <li class=" nav-item " > <a class=" nav-link btn text-dark " href="/blog/" >News & blog</a> </li> <li class="nav-item d-none d-lg-inline-block"> <a href="/search" class="btn text-dark nav-link" role="button" data-bs-toggle="collapse" data-bs-target="#navbarSearch" aria-controls="navbarSearch" aria-expanded="false" aria-label="Toggle search bar" > <i class="bi bi-search"></i> Search </a> </li> </ul> </div> </div> </nav> <div class="collapse" id="navbarSearch"> <div class="container"> <div class="row justify-content-center"> <form class="input-group mt-3 mb-3 col-md-8 col-lg-6" action="/search/" method="get" name="search" > <input id="search" type="search" class="form-control" placeholder="Search" aria-label="Search" name="query" required /> <button type="submit" class="btn btn-primary" aria-label="Submit website search">Go</button> </form> </div> </div> </div> </header> <main id="content"> <h1 class="visually-hidden">Welcome to the <abbr title="Internet Engineering Task Force">IETF</abbr></h1>  <section class="jumbotron text-white home_page__jumbotron" style="background-image: url(/media/images/ietf121-dublin-hero.max-4000x4000.jpg);"> <div class="container position-relative"> <h2 class="h1">IETF 121 Dublin Live</h2> <p class="lead">Select sessions from the IETF 121 meeting and IETF Hackathon held in Dublin 2-8 November were streamed live鈥攁nd all sessions are now available on demand.</p> <p> <a href="/live/" class="btn btn-outline-primary text-white my-2">Catch up on sessions from the IETF 121 Meeting</a> </p> </div> </section>  <div class="container"> <div class="row"> <section class="col-md-6 mb-5"> <h2 class="mb-4">Upcoming events</h2> <ul class="list-unstyled"> <li class="card mb-2 row flex-md-row g-0 align-items-stretch"> <div class="col-md-4"> <img class="home_event__image u-obj-cover w-100 h-100" src="/media/images/bangkok-brian4.height-245.png" alt="Bangkok, Thailand"> </div> <div class="col-md-8 position-static"> <div class="card-body"> <h3 class="card-title h5"><a class="stretched-link" href="/meeting/122/">IETF 122 Bangkok<i class="bi bi-chevron-right ms-2"></i></a></h3> <p class="card-text">IETF 122 starts Saturday 15 March and runs through Friday afternoon, 21 March.</p> <div class="d-flex justify-content-between align-items-center"> <small class="border-start border-secondary ps-2"> <span></span> <span>Bangkok, Thailand</span> </small> </div> </div> </div> </li> <li class="card mb-2 row flex-md-row g-0 align-items-stretch"> <div class="col-md-4"> <img class="home_event__image u-obj-cover w-100 h-100" src="/media/images/jorge-fernandez-salas-ChSZETOal-I-unsplash.height-245.jpg" alt="IETF 108 Madrid"> </div> <div class="col-md-8 position-static"> <div class="card-body"> <h3 class="card-title h5"><a class="stretched-link" href="/meeting/123/">IETF 123 Madrid<i class="bi bi-chevron-right ms-2"></i></a></h3> <p class="card-text">IETF 123 starts Saturday 19 July and runs through Friday afternoon, 25 July.</p> <div class="d-flex justify-content-between align-items-center"> <small class="border-start border-secondary ps-2"> <span></span> <span>Madrid, Spain</span> </small> </div> </div> </div> </li> </ul> <a class="btn btn-outline-primary" href="/meeting/">All events</a> </section> <section class="col-md-6"> <h2 class="mb-4">What's new?</h2> <ul class="list-unstyled"> <li class="card mb-2"> <div class="card-body"> <h3 class="h5"> <a class="stretched-link" href="/blog/ietf-121-post-meeting-survey/"> IETF 121 post-meeting survey<i class="bi bi-chevron-right ms-2"></i> </a> </h3> <p class="card-text">IETF 121 Dublin was held 2-8 November 2024 and the results of the post-meeting survey are now available on a web-based interactive dashboard.</p> <div class="d-flex justify-content-between align-items-center"> <small class="border-start border-secondary ps-2"> <span></span> <span></span> <span>25 Nov 2024</span> </small> </div> </div> </li> <li class="card mb-2"> <div class="card-body"> <h3 class="h5"> <a class="stretched-link" href="/blog/green-wg/"> The new GREEN working group gets ready for an energy efficient Internet<i class="bi bi-chevron-right ms-2"></i> </a> </h3> <p class="card-text">The Getting Ready for Energy-Efficient Networking (GREEN) working group will explore use cases, derive requirements, and provide solutions to optimize energy efficiency across the Internet.</p> <div class="d-flex justify-content-between align-items-center"> <small class="border-start border-secondary ps-2"> <span></span> <span></span> <span>29 Oct 2024</span> </small> </div> </div> </li> </ul> <a class="btn btn-outline-primary" href="/blog/">All news</a> </section> </div> </div> <hr class="border-primary mb-4" />  <div class="container mb-4"> <div class="row"> <div class="col-lg-7"> <h2>Search the IETF email archive</h2> <p> Much of the daily work of the IETF is conducted on electronic mailing lists. 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