Welcome to the IETF

Catch up on IETF 124

More than 1000 leading Internet technologists gathered 1-7 November for an IETF Hackathon, 100+ working sessions, and more in Montreal and online.

Catch up on any sessions you missed.

Upcoming events

  • Shenzhen

    IETF 125 Shenzhen

    IETF 125 starts Saturday 14 March and runs through Friday afternoon, 20 March.

    Shenzhen, China
  • Vienna-Belvedere

    IETF 126 Vienna

    IETF 126 starts Saturday 18 July and runs through Friday afternoon, 24 July.

    Vienna, Austria
All events

What's new?

  • IETF 124 post-meeting survey

    The IETF 123 Madrid meeting was held 19-25 July 2025 and the results of the post-meeting survey are now available on a public report.

    11 Dec 2025

  • Enabling Publishers to Express Preferences for AI Crawlers: An Update on the AIPREF Working Group

    In January, the IETF chartered the AI Preferences (AIPREF) Working Group to make it easier to express how AI models should use Internet content. By June, the WG seemed on track towards its goal to deliver specifications by September. However, after extensive discussion and collaboration at an interim meeting earlier this month, a proposal for a new approach is under consideration.

    30 Oct 2025
All news

Search the IETF email archive

Much of the daily work of the IETF is conducted on electronic mailing lists. A new mail archive tool realizing the requirements developed in RFC 6778 is now in use:

Search IETF Datatracker

The IETF Datatracker contains data about IETF documents, working groups, meetings, agendas, minutes, presentations, and more:

Next IETF Meeting

Stay tuned for the latest information on the next IETF meeting scheduled for 14-20 March 2026

Visit the IETF 125 Shenzhen meeting webpage