Internet Engineering Task Force
@ietf.org
The overall goal of the IETF is to make the Internet work better by producing open technical standards.
WATCH! Working sessions at #IETF124 start today with the first livestream begins at 2200 UTC on 3 November. Check out the IRTF Open session with always-excellent Applied Networking Research Prize (ANRP) talks: https://www.ietf.org/live/
November 3, 2025 at 6:20 PM
WATCH! Working sessions at #IETF124 start today with the first livestream begins at 2200 UTC on 3 November. Check out the IRTF Open session with always-excellent Applied Networking Research Prize (ANRP) talks: https://www.ietf.org/live/
In January, the AI Preferences (AIPREF) WG began work to make it easier to express how AI models should use Internet content. After extensive discussion and collaboration at an interim meeting earlier this month, a new proposal is being considered: https://www.ietf.org/blog/ai-pref-update/
October 30, 2025 at 9:50 PM
In January, the AI Preferences (AIPREF) WG began work to make it easier to express how AI models should use Internet content. After extensive discussion and collaboration at an interim meeting earlier this month, a new proposal is being considered: https://www.ietf.org/blog/ai-pref-update/
The NETwork MODeling (NETMOD) WG is getting ready to publish the long-awaited updated versioning scheme for YANG modules published by the IETF. Read about importance and impact YANG Module Versioning and Semver will have on Internet-Draft authors: https://www.ietf.org/blog/yang-module-updates/
October 28, 2025 at 9:28 PM
The NETwork MODeling (NETMOD) WG is getting ready to publish the long-awaited updated versioning scheme for YANG modules published by the IETF. Read about importance and impact YANG Module Versioning and Semver will have on Internet-Draft authors: https://www.ietf.org/blog/yang-module-updates/
ICYMI: Tracking standards adoption, involved in deployments and operations, or just curious about emerging Internet protocol trends? The "What's new at the IETF?" presented at the #RIPE91 meeting this week is for you! https://ripe91.ripe.net/programme/meeting-plan/sessions/17/CGDZGZ/
October 24, 2025 at 8:00 PM
ICYMI: Tracking standards adoption, involved in deployments and operations, or just curious about emerging Internet protocol trends? The "What's new at the IETF?" presented at the #RIPE91 meeting this week is for you! https://ripe91.ripe.net/programme/meeting-plan/sessions/17/CGDZGZ/
UPDATED! Check out the newly-updated Suggested "Sessions for Getting Familiar with New Topics" post to see what's coming up at #IETF124 Montreal 1-7 November: https://www.ietf.org/blog/ietf124-new-topics/
October 22, 2025 at 7:31 PM
UPDATED! Check out the newly-updated Suggested "Sessions for Getting Familiar with New Topics" post to see what's coming up at #IETF124 Montreal 1-7 November: https://www.ietf.org/blog/ietf124-new-topics/
Don't forget! #IETF124 Montreal early registration cut off is 20 October 2025 UTC 23:59. Join 1000+ leading technologists working on emerging Internet technologies 1-7 October in Montreal and online: https://www.ietf.org/meeting/124/
October 17, 2025 at 9:11 PM
Don't forget! #IETF124 Montreal early registration cut off is 20 October 2025 UTC 23:59. Join 1000+ leading technologists working on emerging Internet technologies 1-7 October in Montreal and online: https://www.ietf.org/meeting/124/
The final agenda for #IETF124 Montreal on 1-7 November is now published! Check out the details of the upcoming #IETFHackathon, 100+ working sessions, and more. Register today before early registration rates end on 20 October. More information at: https://www.ietf.org/meeting/124/
October 13, 2025 at 2:44 PM
The final agenda for #IETF124 Montreal on 1-7 November is now published! Check out the details of the upcoming #IETFHackathon, 100+ working sessions, and more. Register today before early registration rates end on 20 October. More information at: https://www.ietf.org/meeting/124/
Looking for new topics at the upcoming #IETF124 Montreal meeting 1-7 November? Check out sessions likely to include discussions and proposals accessible to Internet technologists whether they are new to the IETF or long-time participants: https://www.ietf.org/blog/ietf124-new-topics/
October 9, 2025 at 9:03 PM
Looking for new topics at the upcoming #IETF124 Montreal meeting 1-7 November? Check out sessions likely to include discussions and proposals accessible to Internet technologists whether they are new to the IETF or long-time participants: https://www.ietf.org/blog/ietf124-new-topics/
If it were widely deployed, technology developed in the #SIDRops Working Group could quickly detect and defeat route hijack attacks that cause malicious rerouting of Internet traffic. Read more about a recent event affecting DNS: https://www.ietf.org/blog/sidrops-and-avoidable-route-hijacks/
October 8, 2025 at 2:59 PM
If it were widely deployed, technology developed in the #SIDRops Working Group could quickly detect and defeat route hijack attacks that cause malicious rerouting of Internet traffic. Read more about a recent event affecting DNS: https://www.ietf.org/blog/sidrops-and-avoidable-route-hijacks/
The #IETF124 Montreal preliminary agenda is published! Details of the #IETFHackathon, 100+ working sessions scheduled for 1-7 November are now available. Get registration information and more at: https://www.ietf.org/meeting/124/
October 6, 2025 at 2:09 PM
The #IETF124 Montreal preliminary agenda is published! Details of the #IETFHackathon, 100+ working sessions scheduled for 1-7 November are now available. Get registration information and more at: https://www.ietf.org/meeting/124/
Registration is now open for #IETF125 Shenzhen! Plan to join 1000+ leading Internet technologist in person and online 14-20 March 2026 for 100+ working sessions, an #IETFHackathon, and more. Details at: https://www.ietf.org/meeting/125/
September 24, 2025 at 3:21 PM
Registration is now open for #IETF125 Shenzhen! Plan to join 1000+ leading Internet technologist in person and online 14-20 March 2026 for 100+ working sessions, an #IETFHackathon, and more. Details at: https://www.ietf.org/meeting/125/
DEADLINE: #IETF124 Birds-of-a-Feather (BOF) are due UTC 23:59 on 19 September 2025! Organizing a Birds-of-a-Feather (BOF) session is one way to bring a topic of discussion or possible new work the attention of the IETF community. More info at: www.ietf.org/process/bofs/
September 18, 2025 at 1:33 PM
DEADLINE: #IETF124 Birds-of-a-Feather (BOF) are due UTC 23:59 on 19 September 2025! Organizing a Birds-of-a-Feather (BOF) session is one way to bring a topic of discussion or possible new work the attention of the IETF community. More info at: www.ietf.org/process/bofs/
REMINDER: Super early registration for #IETF124 Montreal ends at UTC 23:59 on 15 September 2025! Don't miss out on joining 1000+ leading Internet technologists from around the world 1-7 November in-person or online. More info at: https://www.ietf.org/meeting/124/
IETF 124 Montreal
Register today for the IETF 124 Montreal meeting on 1-7 November 2025 with 1000+ participants and 100+ sessions, including an IETF Hackathon.
www.ietf.org
September 15, 2025 at 4:44 PM
REMINDER: Super early registration for #IETF124 Montreal ends at UTC 23:59 on 15 September 2025! Don't miss out on joining 1000+ leading Internet technologists from around the world 1-7 November in-person or online. More info at: https://www.ietf.org/meeting/124/
The maintenance has been complete. All services are available.
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.
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: www.ietf.org/blog/it-infr...
August 14, 2025 at 8:24 PM
The maintenance has been complete. All services are available.
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.
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: www.ietf.org/blog/it-infr...
August 13, 2025 at 3:47 PM
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.
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: www.ietf.org/process/bofs/
August 12, 2025 at 2:59 PM
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: www.ietf.org/process/bofs/
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: www.ietf.org/blog/it-infr...
August 7, 2025 at 2:16 PM
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: www.ietf.org/blog/it-infr...
The #IETF123 @irtf.org Open Session featured Haarika Manda and Hendrick Chech presenting their ANRP-winning research on Internet access inequities and LEO satellite network measurements and analysis. Watch the full presentations: www.ietf.org/blog/ietf123...
August 1, 2025 at 6:32 PM
The #IETF123 @irtf.org Open Session featured Haarika Manda and Hendrick Chech presenting their ANRP-winning research on Internet access inequities and LEO satellite network measurements and analysis. Watch the full presentations: www.ietf.org/blog/ietf123...
The #IETF123 meeting is wrapping up! 1700+ participants around the world came together—in Madrid & online—to work on emerging Internet technologies. Thanks to host Ericsson and to all the meeting sponsors for their support. On demand recordings let you watch any of the 100+ sessions: ietf.org/live/
July 25, 2025 at 10:39 AM
The #IETF123 meeting is wrapping up! 1700+ participants around the world came together—in Madrid & online—to work on emerging Internet technologies. Thanks to host Ericsson and to all the meeting sponsors for their support. On demand recordings let you watch any of the 100+ sessions: ietf.org/live/
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: www.ietf.org/live/ietf123...
July 24, 2025 at 10:57 AM
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: www.ietf.org/live/ietf123...
Watch select sessions from #IETF123 Live! Starting on 23 July with the @iab.org open session and the plenary session. And, recordings from all other meeting sessions are available on demand: www.ietf.org/live/
July 22, 2025 at 9:21 AM
Watch select sessions from #IETF123 Live! Starting on 23 July with the @iab.org open session and the plenary session. And, recordings from all other meeting sessions are available on demand: www.ietf.org/live/
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: www.ietf.org/meeting/123/
July 21, 2025 at 2:14 PM
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: www.ietf.org/meeting/123/
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: www.ietf.org/blog/ietf123...
July 9, 2025 at 11:50 AM
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: www.ietf.org/blog/ietf123...
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: www.ietf.org/blog/ai-pref...
July 1, 2025 at 5:00 PM
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: www.ietf.org/blog/ai-pref...
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: www.ietf.org/meeting/123/
June 28, 2025 at 4:37 AM
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: www.ietf.org/meeting/123/