Agenda of the 123rd IETF Meeting To sign up for a side meeting room, please see the Side Meeting Request Form and Schedule Board. Please see the meeting page and meeting wiki for more information! For a virtual hallway space, visit Gather. Password: ietf July 19-25, 2025 Updated 2025-07-31 10:50:27 CEST IETF agendas are subject to change, up to and during the meeting. Times are shown in the Europe/Madrid time zone. SATURDAY, July 19, 2025 0930-2000 Hackathon - El Prado & Aranjuez 0930-1800 IETF and Hackathon Registration 1000-1800 Code Sprint - Segovia 1030-1100 Hackathon Kickoff - El Prado & Aranjuez SUNDAY, July 20, 2025 0830-1800 IETF and Hackathon Registration 0930-1600 Hackathon - El Prado & Aranjuez 0930-1230 New Participant Program: Welcome - Tapices 1000-1200 IEPG Meeting - Castilla 1030-1130 WIT ADs Office Hours - La Galería 1330-1530 New Participant Program (Afternoon Sessions 5-7) - Tapices 1400-1600 Hackathon Results Presentations - El Prado & Aranjuez 1600-1700 RTG ADs Office Hours - La Galería 1600-1700 New Participants' Quick Connections - Doblón 1700-1900 Welcome Reception - Patio 1 & 2 & 3 1800-2000 HotRFC Lightning Talks - Castilla 1900-2000 ART ADs Office Hours - La Galería MONDAY, July 21, 2025 0815-0915 Systers Networking Event - Aranjuez 0830-0930 Beverage Break 0830-1730 IETF Registration 0930-1130 Session I Auditorio ART dispatch Dispatch WG - Joint session: ART + SEC Dispatch, and ARTAREA Patio 2 GEN procon Process Document Consolidation WG - Rescheduled to Friday 11:30 *** RESCHEDULED TO FRIDAY 11:30-13:00 *** Tapices IRTF qirg Quantum Internet Research Group Patio 3 IRTF t2trg Thing-to-Thing El Prado INT deleg DNS Delegation WG Patio 1 INT ntp Network Time Protocols WG Castilla OPS nmop Network Management Operations WG Hidalgo RTG idr Inter-Domain Routing WG 1130-1200 Beverage Break 1130-1230 IAB New Work Help Desk - Hospitality Hall 1200-1300 Session II Castilla IRTF panrg Path Aware Networking RG El Prado OPS dnsop Domain Name System Operations WG Tapices OPS green Getting Ready for Energy-Efficient Networking WG Patio 2 OPS mops Media OPerationS WG Hidalgo RTG mpls Multiprotocol Label Switching WG Patio 1 SEC radext RADIUS EXTensions WG Patio 3 SEC scitt Supply Chain Integrity, Transparency, and Trust WG Auditorio WIT witarea Web and Internet Transport Area Open Meeting 1300-1430 Break 1315-1415 SEC ADs Office Hours - La Galería 1315-1415 RFC Series Approval Board El Jardín RFCED… rsab RFC Series Approval Board 1430-1630 Session III Patio 3 GEN ianabis Update to IANA Considerations WG El Escorial OPS anima Autonomic Networking Integrated Model and Approach WG Hidalgo OPS bmwg Benchmarking Methodology WG - Joint Session with IPPM Patio 2 OPS netmod Network Modeling WG Auditorio RTG rtgwg Routing Area Working Group WG Tapices SEC expat TLS Exported Attestation BOF Castilla WIT aipref AI Preferences WG El Prado WIT ccwg Congestion Control Working Group WG Patio 1 WIT cdni Content Delivery Networks Interconnection WG 1630-1700 Beverage and Snack Break 1700-1900 Session IV Patio 1 ART satp Secure Asset Transfer Protocol WG Castilla IRTF dinrg Decentralization of the Internet Research Group Tapices IRTF hrpc Human Rights Protocol Considerations Hidalgo IRTF iccrg Internet Congestion Control Patio 3 INT dmm Distributed Mobility Management WG El Prado OPS v6ops IPv6 Operations WG Patio 2 SEC cose CBOR Object Signing and Encryption WG Auditorio WIT webbotauth Web Bot Auth BOF 1900-2000 Hackdemo Happy Hour - Red Foyer 1930-2130 New Participants' Dinner - L'Albufera TUESDAY, July 22, 2025 0820-0920 OPS ADs Office Hours - La Galería 0830-0930 Beverage Break 0830-1730 IETF Registration 0930-1100 Session I Patio 1 ART jmap JSON Mail Access Protocol WG - Joint session with CALEXT Patio 2 ART regext Registration Protocols Extensions WG El Prado IRTF anrw ACM/IRTF Applied Networking Research Workshop - Opening & Keynote; Video & CDNs Hidalgo INT intarea Internet Area Working Group WG Castilla OPS srv6ops SRv6 Operations WG Patio 3 SEC lamps Limited Additional Mechanisms for PKIX and SMIME WG Tapices SEC spice Secure Patterns for Internet CrEdentials WG Auditorio WIT moq Media Over QUIC WG 1100-1130 Beverage Break 1130-1300 INT ADs Office Hours - La Galería 1130-1300 Session II El Prado IRTF anrw ACM/IRTF Applied Networking Research Workshop - Standards, Protocols, & RFCs; Emulation & Diagnosis Hidalgo OPS sidrops SIDR Operations WG Castilla RTG cats Computing-Aware Traffic Steering WG Patio 3 RTG roll Routing Over Low power and Lossy networks WG Patio 2 SEC acme Automated Certificate Management Environment WG Patio 1 SEC lake Lightweight Authenticated Key Exchange WG Auditorio SEC pquip Post-Quantum Use In Protocols WG Tapices WIT masque Multiplexed Application Substrate over QUIC Encryption WG 1300-1430 Break 1300-1430 EDM Program Meeting El Jardín IAB edm Evolvability, Deployability, & Maintainability 1430-1630 Session III Hidalgo ART wimse Workload Identity in Multi System Environments WG El Prado IRTF anrw ACM/IRTF Applied Networking Research Workshop - Transport; Lightning Talks/Poster Session Auditorio INT 6man IPv6 Maintenance WG Patio 3 RTG ccamp Common Control and Measurement Plane WG Patio 1 RTG pim Protocols for IP Multicast WG Tapices RTG savnet Source Address Validation in Intra-domain and Inter-domain Networks WG Patio 2 WIT core Constrained RESTful Environments WG Castilla WIT scone Standard Communication with Network Elements WG 1630-1700 Beverage and Snack Break 1700-1900 Session IV Castilla ART diem Digital Emblems WG Patio 3 ART dkim Domain Keys Identified Mail WG El Prado IRTF anrw ACM/IRTF Applied Networking Research Workshop - Optimization, Routing, & IP; Security Patio 2 OPS green Getting Ready for Energy-Efficient Networking WG Hidalgo OPS grow Global Routing Operations WG Tapices RTG lsr Link State Routing WG Auditorio SEC tls Transport Layer Security WG Patio 1 WIT avtcore Audio/Video Transport Core Maintenance WG 1915-2300 IETF Board Game Night - Aranjuez WEDNESDAY, July 23, 2025 0800-0900 NomCom Office Hours - Recoletos 0830-0930 Beverage Break 0830-1800 IETF Registration 0930-1100 Session I Patio 1 ART sml Structured Email WG Patio 3 GEN modpod MODeration PrOceDures WG Auditorio IRTF maprg Measurement and Analysis for Protocols - Topic: AI Crawler Traffic Impacts El Escorial IRTF rasprg Research and Analysis of Standard-Setting Processes Research Group Patio 2 INT 6lo IPv6 over Networks of Resource-constrained Nodes WG Hidalgo OPS mboned MBONE Deployment WG Castilla SEC emu EAP Method Update WG Tapices SEC sshm Secure Shell Maintenance WG El Prado WIT httpbis HTTP WG 1100-1130 Beverage Break 1130-1300 Session II Patio 1 ART vcon Virtualized Conversations WG Auditorio IAB iabopen IAB Open Meeting Castilla INT schc Static Context Header Compression WG Hidalgo RTG bier Bit Indexed Explicit Replication WG El Prado RTG teas Traffic Engineering Architecture and Signaling WG Patio 2 SEC lamps Limited Additional Mechanisms for PKIX and SMIME WG Tapices WIT tcpm TCP Maintenance and Minor Extensions WG Patio 3 WIT webtrans WebTransport WG 1300-1430 Break 1315-1415 WG Chairs Forum - Castilla 1430-1530 Session III Patio 1 ART dmarc Domain-based Message Authentication, Reporting & Conformance WG Patio 3 ART stir Secure Telephone Identity Revisited WG Auditorio RTG rtgarea Routing Area Open Meeting Tapices SEC keytrans Key Transparency WG Castilla SEC privacypass Privacy Pass WG Hidalgo SEC rats Remote ATtestation ProcedureS WG Patio 2 WIT httpapi Building Blocks for HTTP APIs WG El Prado WIT tsvwg Transport and Services Working Group WG 1530-1600 Beverage Break 1530-1630 IAB New Work Help Desk - Hospitality Hall 1600-1700 Session IV Patio 2 INT add Adaptive DNS Discovery WG Castilla OPS nmop Network Management Operations WG Patio 3 RTG lisp Locator/ID Separation Protocol WG Hidalgo RTG tvr Time-Variant Routing WG Patio 1 SEC suit Software Updates for Internet of Things WG Tapices SEC tls Transport Layer Security WG El Prado WIT tsvwg Transport and Services Working Group WG 1700-1730 Beverage and Snack Break 1730-1930 IETF Plenary - Auditorio IETF 123 Plenary Wednesday, 23 July 2025 1730-1930 Madrid 1. Welcome (Roman Danyliw) 2. A Greeting from the Meeting Host (Gonzalo Camarillo, Ericsson) 3. IETF Chair & Internet Engineering Steering Group (IESG) Report (Roman Danyliw) 4. Internet Architecture Board (IAB) Report (Tommy Pauly) 5. Internet Research Task Force (IRTF) Report (Dirk Kutscher) 6. Nominating Committee (NomCom) Report (Benno Overeinder) 7. IETF Trust-Intellectual Property Management Corporation (IPMC) Report (Glenn Deen) 8. IETF Administration LLC Report (Jay Daley, Mirjam Kühne) 9. In Memoriam: Dave Täht (Speaker: Jason Livingood) 10. In Memoriam: Fred Baker (Speaker: Harald Alvestrand) 11. Internet Architecture Board (IAB) Open Microphone Session 12. Internet Engineering Steering Group (IESG) Open Microphone Session 13. IETF Administration LLCOpen Microphone Session THURSDAY, July 24, 2025 0800-0900 NomCom Office Hours - Recoletos 0830-0930 Beverage Break 0830-1730 IETF Registration 0930-1130 Session I Patio 3 ART asdf A Semantic Definition Format for Data and Interactions of Things WG Auditorio IRTF irtfopen IRTF Open Meeting Tapices OPS netconf Network Configuration WG El Prado RTG fantel Fast Notification for Traffic Engineering and Load Balancing BOF Patio 1 SEC ace Authentication and Authorization for Constrained Environments WG Patio 2 SEC oauth Web Authorization Protocol WG Hidalgo WIT happy Heuristics and Algorithms to Prioritize Protocol deploYment WG Castilla WIT moq Media Over QUIC WG 1130-1200 Beverage Break 1135-1155 Ask Me Anything (AMA) about an AD job - La Galería 1200-1300 Liaison Coordinators Office Hours - El Jardín 1200-1300 IETF Trust / IPMC Office Hours - Segovia 1200-1300 Session II El Prado INT dnssd Extensions for Scalable DNS Service Discovery WG Hidalgo OPS iotops IOT Operations WG Castilla OPS ippm IP Performance Measurement WG Tapices RTG lsvr Link State Vector Routing WG Patio 3 RTG manet Mobile Ad-hoc Networks WG Auditorio SEC dance DANE Authentication for Network Clients Everywhere WG Patio 2 SEC scim System for Cross-domain Identity Management WG Patio 1 WIT wish WebRTC Ingest Signaling over HTTPS WG 1300-1430 Break 1315-1415 Systers Lunch - Aranjuez 1315-1415 Host Speaker Series - Castilla 1430-1630 Session III Patio 1 ART mailmaint Mail Maintenance WG Patio 3 ART mimi More Instant Messaging Interoperability WG Patio 2 IRTF ufmrg Usable Formal Methods Research Group Hidalgo INT dtn Delay/Disruption Tolerant Networking WG El Prado OPS opsarea Operations & Management Area Open Meeting Tapices RTG bess BGP Enabled ServiceS WG Castilla SEC ipsecme IP Security Maintenance and Extensions WG Auditorio WIT quic QUIC WG 1630-1700 Beverage and Snack Break 1700-1900 Session IV Patio 1 ART mlcodec Machine Learning for Audio Coding WG El Prado IRTF cfrg Crypto Forum Tapices IRTF sustain Sustainability and the Internet Proposed Research Group Hidalgo INT tiptop Taking IP To Other Planets WG Patio 2 OPS opsawg Operations and Management Area Working Group WG Castilla RTG spring Source Packet Routing in Networking WG Patio 3 SEC jose Javascript Object Signing and Encryption WG Auditorio WIT ptth Protocol for Transposed Transactions over HTTP BOF 1915-2015 New Participants' Social Hour - Aranjuez FRIDAY, July 25, 2025 0800-0900 NomCom Office Hours - Recoletos 0830-0930 Beverage Break 0830-1430 IETF Registration 0930-1100 Session I Patio 1 ART mediaman Media Type Maintenance WG Castilla IRTF gaia Global Access to the Internet for All Hidalgo IRTF icnrg Information-Centric Networking Auditorio IRTF maprg Measurement and Analysis for Protocols Patio 3 INT snac Stub Network Auto Configuration for IPv6 WG Tapices RTG pce Path Computation Element WG Patio 2 RTG rift Routing In Fat Trees WG El Prado SEC saag Security Area Open Meeting 1100-1130 Beverage Break 1130-1300 Session II Patio 3 ART cbor Concise Binary Object Representation Maintenance and Extensions WG El Prado GEN procon Process Document Consolidation WG - Rescheduled from Monday 09:30 Tapices IRTF pearg Privacy Enhancements and Assessments Research Group Auditorio OPS dnsop Domain Name System Operations WG Hidalgo OPS ivy Network Inventory YANG WG Castilla RTG idr Inter-Domain Routing WG El Prado SEC hpke HPKE Publication, Kept Efficient WG *** CANCELLED *** Patio 2 SEC openpgp Open Specification for Pretty Good Privacy WG Patio 1 WIT nfsv4 Network File System Version 4 WG 1300-1430 Break 1430-1630 Session III Patio 3 ART emailcore Revision of core Email specifications WG Hidalgo ART rpp RESTful Provisioning Protocol WG El Prado IRTF nmrg Network Management Auditorio RTG detnet Deterministic Networking WG Patio 1 SEC mls Messaging Layer Security WG Castilla SEC oauth Web Authorization Protocol WG Patio 2 SEC rats Remote ATtestation ProcedureS WG Tapices WIT httpbis HTTP WG 1645-1745 Farewell Reception - Red Foyer ====================================================================