| 9970 | Connected Identity for Secure Telephone Identity Revisited (STIR)J. Peterson, C. Wendt | Proposed Standard | June 2026 |
| 8862 | Best Practices for Securing RTP Media Signaled with SIPJ. Peterson, R. Barnes, R. Housley | Best Current Practice | January 2021 |
| 8842 | Session Description Protocol (SDP) Offer/Answer Considerations for Datagram Transport Layer Security (DTLS) and Transport Layer Security (TLS)C. Holmberg, R. Shpount | Proposed Standard | January 2021 |
| 8224 | Authenticated Identity Management in the Session Initiation Protocol (SIP)J. Peterson, C. Jennings, E. Rescorla, C. Wendt | Proposed Standard | February 2018 |
| 7879 | DTLS-SRTP Handling in SIP Back-to-Back User AgentsR. Ravindranath, T. Reddy, G. Salgueiro, V. Pascual, P. Ravindran | Proposed Standard | May 2016 |
| 7701 | Multi-party Chat Using the Message Session Relay Protocol (MSRP)A. Niemi, M. Garcia-Martin, G. Sandbakken | Proposed Standard | December 2015 |
| 7614 | Explicit Subscriptions for the REFER MethodR. Sparks | Proposed Standard | August 2015 |
| 7433 | A Mechanism for Transporting User-to-User Call Control Information in SIPA. Johnston, J. Rafferty | Proposed Standard | January 2015 |
| 7378 | Trustworthy LocationH. Tschofenig, H. Schulzrinne, B. Aboba, Ed. | Informational | December 2014 |
| 7362 | Latching: Hosted NAT Traversal (HNT) for Media in Real-Time CommunicationE. Ivov, H. Kaplan, D. Wing | Informational | September 2014 |
| 7345 | UDP Transport Layer (UDPTL) over Datagram Transport Layer Security (DTLS)C. Holmberg, I. Sedlacek, G. Salgueiro | Proposed Standard | August 2014 |
| 7340 | Secure Telephone Identity Problem Statement and RequirementsJ. Peterson, H. Schulzrinne, H. Tschofenig | Informational | September 2014 |
| 7329 | A Session Identifier for the Session Initiation Protocol (SIP)H. Kaplan · obsoleted by RFC 7989 | Informational | August 2014 |
| 7201 | Options for Securing RTP SessionsM. Westerlund, C. Perkins | Informational | April 2014 |
| 7090 | Public Safety Answering Point (PSAP) CallbackH. Schulzrinne, H. Tschofenig, C. Holmberg, M. Patel | Proposed Standard | April 2014 |
| 6917 | Media Resource BrokeringC. Boulton, L. Miniero, G. Munson | Proposed Standard | April 2013 |
| 6910 | Completion of Calls for the Session Initiation Protocol (SIP)D. Worley, M. Huelsemann, R. Jesske, D. Alexeitsev | Proposed Standard | April 2013 |
| 6881 | Best Current Practice for Communications Services in Support of Emergency CallingB. Rosen, J. Polk | Best Current Practice | March 2013 |
| 6714 | Connection Establishment for Media Anchoring (CEMA) for the Message Session Relay Protocol (MSRP)C. Holmberg, S. Blau, E. Burger | Proposed Standard | August 2012 |
| 6443 | Framework for Emergency Calling Using Internet MultimediaB. Rosen, H. Schulzrinne, J. Polk, A. Newton | Informational | December 2011 |
| 6404 | Session PEERing for Multimedia INTerconnect (SPEERMINT) Security Threats and Suggested CountermeasuresJ. Seedorf, S. Niccolini, E. Chen, H. Scholz | Informational | November 2011 |
| 6337 | Session Initiation Protocol (SIP) Usage of the Offer/Answer ModelS. Okumura, T. Sawada, P. Kyzivat | Informational | August 2011 |
| 6271 | Requirements for SIP-Based Session PeeringJ-F. Mule | Informational | June 2011 |
| 6216 | Example Call Flows Using Session Initiation Protocol (SIP) Security MechanismsC. Jennings, K. Ono, R. Sparks, B. Hibbard, Ed. | Informational | April 2011 |
| 6193 | Media Description for the Internet Key Exchange Protocol (IKE) in the Session Description Protocol (SDP)M. Saito, D. Wing, M. Toyama | Informational | April 2011 |
| 6189 | ZRTP: Media Path Key Agreement for Unicast Secure RTPP. Zimmermann, A. Johnston, Ed., J. Callas | Informational | April 2011 |
| 6080 | A Framework for Session Initiation Protocol User Agent Profile DeliveryD. Petrie, S. Channabasappa, Ed. | Proposed Standard | March 2011 |
| 6072 | Certificate Management Service for the Session Initiation Protocol (SIP)C. Jennings, J. Fischl, Ed. | Proposed Standard | February 2011 |
| 5939 | Session Description Protocol (SDP) Capability NegotiationF. Andreasen | Proposed Standard | September 2010 |
| 5922 | Domain Certificates in the Session Initiation Protocol (SIP)V. Gurbani, S. Lawrence, A. Jeffrey | Proposed Standard | June 2010 |
| 5898 | Connectivity Preconditions for Session Description Protocol (SDP) Media StreamsF. Andreasen, G. Camarillo, D. Oran, D. Wing | Proposed Standard | July 2010 |
| 5876 | Updates to Asserted Identity in the Session Initiation Protocol (SIP)J. Elwell | Informational | April 2010 |
| 5853 | Requirements from Session Initiation Protocol (SIP) Session Border Control (SBC) DeploymentsJ. Hautakorpi, Ed., G. Camarillo, R. Penfield, A. Hawrylyshen, M. Bhatia | Informational | April 2010 |
| 5767 | User-Agent-Driven Privacy Mechanism for SIPM. Munakata, S. Schubert, T. Ohba | Informational | April 2010 |
| 5763 | Framework for Establishing a Secure Real-time Transport Protocol (SRTP) Security Context Using Datagram Transport Layer Security (DTLS)J. Fischl, H. Tschofenig, E. Rescorla | Proposed Standard | May 2010 |
| 5638 | Simple SIP Usage Scenario for Applications in the EndpointsH. Sinnreich, Ed., A. Johnston, E. Shim, K. Singh | Informational | September 2009 |
| 5631 | Session Initiation Protocol (SIP) Session MobilityR. Shacham, H. Schulzrinne, S. Thakolsri, W. Kellerer | Informational | October 2009 |
| 5630 | The Use of the SIPS URI Scheme in the Session Initiation Protocol (SIP)F. Audet | Proposed Standard | October 2009 |
| 5629 | A Framework for Application Interaction in the Session Initiation Protocol (SIP)J. Rosenberg | Proposed Standard | October 2009 |
| 5606 | Implications of 'retransmission-allowed' for SIP Location ConveyanceJ. Peterson, T. Hardie, J. Morris | Informational | August 2009 |
| 5567 | An Architectural Framework for Media Server ControlT. Melanchuk, Ed. | Informational | June 2009 |
| 5479 | Requirements and Analysis of Media Security Management ProtocolsD. Wing, Ed., S. Fries, H. Tschofenig, F. Audet | Informational | April 2009 |
| 5411 | A Hitchhiker's Guide to the Session Initiation Protocol (SIP)J. Rosenberg | Informational | February 2009 |
| 5379 | Guidelines for Using the Privacy Mechanism for SIPM. Munakata, S. Schubert, T. Ohba | Informational | February 2010 |
| 5373 | Requesting Answering Modes for the Session Initiation Protocol (SIP)D. Willis, Ed., A. Allen | Proposed Standard | November 2008 |
| 5370 | The Session Initiation Protocol (SIP) Conference Bridge Transcoding ModelG. Camarillo | Proposed Standard | October 2008 |
| 5361 | A Document Format for Requesting ConsentG. Camarillo | Proposed Standard | October 2008 |
| 5360 | A Framework for Consent-Based Communications in the Session Initiation Protocol (SIP)J. Rosenberg, G. Camarillo, Ed., D. Willis | Proposed Standard | October 2008 |
| 5079 | Rejecting Anonymous Requests in the Session Initiation Protocol (SIP)J. Rosenberg | Proposed Standard | December 2007 |
| 5039 | The Session Initiation Protocol (SIP) and SpamJ. Rosenberg, C. Jennings | Informational | January 2008 |
| 5025 | Presence Authorization RulesJ. Rosenberg | Proposed Standard | December 2007 |
| 4975 | The Message Session Relay Protocol (MSRP)B. Campbell, Ed., R. Mahy, Ed., C. Jennings, Ed. | Proposed Standard | September 2007 |
| 4916 | Connected Identity in the Session Initiation Protocol (SIP)J. Elwell | Proposed Standard | June 2007 |
| 4662 | A Session Initiation Protocol (SIP) Event Notification Extension for Resource ListsA. B. Roach, B. Campbell, J. Rosenberg | Proposed Standard | August 2006 |
| 4575 | A Session Initiation Protocol (SIP) Event Package for Conference StateJ. Rosenberg, H. Schulzrinne, O. Levin, Ed. | Proposed Standard | August 2006 |
| 4484 | Trait-Based Authorization Requirements for the Session Initiation Protocol (SIP)J. Peterson, J. Polk, D. Sicker, H. Tschofenig | Informational | August 2006 |