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REMINDER: IETF Datatracker, Mail Archives, and other services will be unavailable during a maintenance window for IETF IT services starting at 1900 UTC on 14 August 2025.

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Have an idea for a topic of discussion or possible new work in the IETF? Organizing a Birds-of-a-Feather (BOF) session is one way to bring it to the attention of the IETF community. Submissions are being accepted now for BOFs during #IETF124. More info at:

IETF IT service window: A 2-hour service window starting at 1900 UTC on 14 August 2025 is planned to allow a change in the underlying cloud infrastructure, improving performance, reliability, and manageability of the affected services. Read more:

The #IETF123 @inretafo Open Session featured Haarika Manda & Hendrick Chech presenting their ANRP-winning research on Internet access inequities and LEO satellite network measurements and analysis. Watch the full presentations:

The #IETF123 meeting is wrapping up! 1700+ participants around the world came together to work on emerging Internet technologies Thanks to host @Ericsson and to all the meeting sponsors. On demand recordings let you watch any of the 100+ sessions:

More #IETF123 livestreaming! "Migrating Telecom to Quantum-Resistant Cryptography on a Global Scale" at 11:15 UTC on 24 July 2025 presented by John Preuß Mattsson, an expert in cryptographic algorithms and security protocols at Ericsson Research:

Watch select sessions from #IETF123 Live! Starting on 23 July with the @intarchboard open session and the plenary session. And, recordings from all other meeting sessions are available on demand:

The #IETF123 meeting is underway! More than 1500 participants around the world—in Madrid and online—are working on emerging Internet technologies through 25 July 2025. Thanks to host @ericsson, and to all the meeting sponsors, for their support:

Watch #IETF123 Live! Live video streams of select sessions on emerging Internet technologies—and on-demand recordings of all meeting sessions, including working groups, Birds of a Feather gatherings and more are available at:

Looking to get started in something new? These #IETF123 meeting sessions are likely to include discussions and proposals that are accessible to a broad range of Internet technologists whether they are new to the IETF or long-time participants:

The AI Preferences (AIPREF) Working Group began work this year to make it easier to express how AI models should use Internet content. Work is well underway on a compressed timeline for delivery. Read the latest progress update and the path ahead:

The #IETF123 Madrid final agenda is now published! See what's planned for the 100+ sessions, #IETFHackathon, and more 19-25 July 2025. If you haven't already, register today to join 1000+ leading technologists from around the world in-person or online:

Registration is now open for #IETF124 Montreal (1-7 Nov 2025) hosted by @comcast & @NBCUniversal ! Plan to join 1000+ leading Internet technologists from around the world in-person & online for 100+ working sessions and more, including an #IETFHackathon :

Welcome to @Verisign as the newest IETF Global Host—a multi-year commitment at the highest tier of meeting sponsorship! The commitment and generous contributions of Global Hosts and sponsors provides critical support for the work of the IETF community:

The 2024 edition of the IETF Annual Report is now available! Read it today for a summary of IETF, Internet Architecture Board (@intarchboard), Internet Research Task Force (@inretafo), and RFC Editor community activities from last year:

REMINDER: Super early registration for #IETF123 ends at 23:59 UTC on 2025-06-02! Register now to join 1000+ leading Internet technologists from around the world 19-25 July 2025 in Madrid or online. More info and registration at:

REMINDER! If you have a topic for discussion or an idea about possible work to share during #IETF123, Birds of a Feather (BOF) sessions are one way to get initial conversations started. Consider submitting a BOF proposal by 23 May. More information at:

A Journey from Surathkal to the IETF: #IETF122 Bangkok marked the first in-person participation for final-year undergraduate students majoring in Computer Science and Engineering at the National Institute of Technology Karnataka (NITK) in India. Read more:

Do you have a topic for discussion or an idea about possible work to share during #IETF123? Birds of a Feather (BOF) sessions are one way to get initial conversations started. Consider submitting a BOF proposal by 23 May. More information at: