draft-ietf-sipping-spam-01.txt   draft-ietf-sipping-spam-02.txt 
SIPPING J. Rosenberg SIPPING J. Rosenberg
Internet-Draft C. Jennings Internet-Draft C. Jennings
Expires: January 18, 2006 Cisco Expires: September 7, 2006 Cisco
J. Peterson J. Peterson
Neustar Neustar
July 17, 2005 March 6, 2006
The Session Initiation Protocol (SIP) and Spam The Session Initiation Protocol (SIP) and Spam
draft-ietf-sipping-spam-01 draft-ietf-sipping-spam-02
Status of this Memo Status of this Memo
By submitting this Internet-Draft, each author represents that any By submitting this Internet-Draft, each author represents that any
applicable patent or other IPR claims of which he or she is aware applicable patent or other IPR claims of which he or she is aware
have been or will be disclosed, and any of which he or she becomes have been or will be disclosed, and any of which he or she becomes
aware will be disclosed, in accordance with Section 6 of BCP 79. aware will be disclosed, in accordance with Section 6 of BCP 79.
Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF), its areas, and its working groups. Note that Task Force (IETF), its areas, and its working groups. Note that
skipping to change at page 1, line 36 skipping to change at page 1, line 36
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
The list of current Internet-Drafts can be accessed at The list of current Internet-Drafts can be accessed at
http://www.ietf.org/ietf/1id-abstracts.txt. http://www.ietf.org/ietf/1id-abstracts.txt.
The list of Internet-Draft Shadow Directories can be accessed at The list of Internet-Draft Shadow Directories can be accessed at
http://www.ietf.org/shadow.html. http://www.ietf.org/shadow.html.
This Internet-Draft will expire on January 18, 2006. This Internet-Draft will expire on September 7, 2006.
Copyright Notice Copyright Notice
Copyright (C) The Internet Society (2005). Copyright (C) The Internet Society (2006).
Abstract Abstract
Spam, defined as the transmission of bulk unsolicited messages, has Spam, defined as the transmission of bulk unsolicited messages, has
plagued Internet email. Unfortunately, spam is not limited to email. plagued Internet email. Unfortunately, spam is not limited to email.
It can affect any system that enables user to user communications. It can affect any system that enables user to user communications.
The Session Initiation Protocol (SIP) defines a system for user to The Session Initiation Protocol (SIP) defines a system for user to
user multimedia communications. Therefore, it is susceptible to user multimedia communications. Therefore, it is susceptible to
spam, just as email is. In this document, we analyze the problem of spam, just as email is. In this document, we analyze the problem of
spam in SIP. We first identify the ways in which the problem is the spam in SIP. We first identify the ways in which the problem is the
skipping to change at page 22, line 44 skipping to change at page 22, line 44
The authors would like to thank Rohan Mahy for providing information The authors would like to thank Rohan Mahy for providing information
on Habeas, Baruch Sterman for providing costs on VoIP termination on Habeas, Baruch Sterman for providing costs on VoIP termination
services, and Gonzalo Camarillo for his review. Useful comments and services, and Gonzalo Camarillo for his review. Useful comments and
feedback were provided by Nils Ohlmeir, Tony Finch, Randy Gellens and feedback were provided by Nils Ohlmeir, Tony Finch, Randy Gellens and
Yakov Shafranovich. Yakov Shafranovich.
9. Informative References 9. Informative References
[1] Campbell, B., "The Message Session Relay Protocol", [1] Campbell, B., "The Message Session Relay Protocol",
draft-ietf-simple-message-sessions-10 (work in progress), draft-ietf-simple-message-sessions-14 (work in progress),
February 2005. February 2006.
[2] Rosenberg, J., Schulzrinne, H., Camarillo, G., Johnston, A., [2] Rosenberg, J., Schulzrinne, H., Camarillo, G., Johnston, A.,
Peterson, J., Sparks, R., Handley, M., and E. Schooler, "SIP: Peterson, J., Sparks, R., Handley, M., and E. Schooler, "SIP:
Session Initiation Protocol", RFC 3261, June 2002. Session Initiation Protocol", RFC 3261, June 2002.
[3] Campbell, B., Rosenberg, J., Schulzrinne, H., Huitema, C., and [3] Campbell, B., Rosenberg, J., Schulzrinne, H., Huitema, C., and
D. Gurle, "Session Initiation Protocol (SIP) Extension for D. Gurle, "Session Initiation Protocol (SIP) Extension for
Instant Messaging", RFC 3428, December 2002. Instant Messaging", RFC 3428, December 2002.
[4] Roach, A., "Session Initiation Protocol (SIP)-Specific Event [4] Roach, A., "Session Initiation Protocol (SIP)-Specific Event
skipping to change at page 23, line 32 skipping to change at page 23, line 32
[9] Rosenberg, J., "An Extensible Markup Language (XML) Based [9] Rosenberg, J., "An Extensible Markup Language (XML) Based
Format for Watcher Information", RFC 3858, August 2004. Format for Watcher Information", RFC 3858, August 2004.
[10] Faltstrom, P. and M. Mealling, "The E.164 to Uniform Resource [10] Faltstrom, P. and M. Mealling, "The E.164 to Uniform Resource
Identifiers (URI) Dynamic Delegation Discovery System (DDDS) Identifiers (URI) Dynamic Delegation Discovery System (DDDS)
Application (ENUM)", RFC 3761, April 2004. Application (ENUM)", RFC 3761, April 2004.
[11] Rosenberg, J., "The Extensible Markup Language (XML) [11] Rosenberg, J., "The Extensible Markup Language (XML)
Configuration Access Protocol (XCAP)", Configuration Access Protocol (XCAP)",
draft-ietf-simple-xcap-07 (work in progress), June 2005. draft-ietf-simple-xcap-08 (work in progress), October 2005.
[12] Rosenberg, J., "Presence Authorization Rules", [12] Rosenberg, J., "Presence Authorization Rules",
draft-ietf-simple-presence-rules-02 (work in progress), draft-ietf-simple-presence-rules-04 (work in progress),
February 2005. October 2005.
[13] Rosenberg, J., "A Framework for Consent-Based Communications in [13] Rosenberg, J., "A Framework for Consent-Based Communications in
the Session Initiation Protocol (SIP)", the Session Initiation Protocol (SIP)",
draft-ietf-sipping-consent-framework-01 (work in progress), draft-ietf-sipping-consent-framework-04 (work in progress),
February 2005. March 2006.
[14] Rosenberg, J., "A Framework for Application Interaction in the [14] Rosenberg, J., "A Framework for Application Interaction in the
Session Initiation Protocol (SIP)", Session Initiation Protocol (SIP)",
draft-ietf-sipping-app-interaction-framework-04 (work in draft-ietf-sipping-app-interaction-framework-05 (work in
progress), February 2005. progress), July 2005.
[15] Burger, E., "A Session Initiation Protocol (SIP) Event Package [15] Burger, E., "A Session Initiation Protocol (SIP) Event Package
for Key Press Stimulus (KPML)", draft-ietf-sipping-kpml-07 for Key Press Stimulus (KPML)", draft-ietf-sipping-kpml-07
(work in progress), December 2004. (work in progress), December 2004.
[16] Lyon, J., "Sender ID: Authenticating E-Mail", [16] Lyon, J., "Sender ID: Authenticating E-Mail",
draft-ietf-marid-core-03 (work in progress), August 2004. draft-ietf-marid-core-03 (work in progress), August 2004.
[17] Peterson, J. and C. Jennings, "Enhancements for Authenticated [17] Peterson, J. and C. Jennings, "Enhancements for Authenticated
Identity Management in the Session Initiation Protocol (SIP)", Identity Management in the Session Initiation Protocol (SIP)",
draft-ietf-sip-identity-05 (work in progress), May 2005. draft-ietf-sip-identity-06 (work in progress), October 2005.
[18] Danisch, H., "The RMX DNS RR and method for lightweight SMTP [18] Danisch, H., "The RMX DNS RR and method for lightweight SMTP
sender authorization", draft-danisch-dns-rr-smtp-04 (work in sender authorization", draft-danisch-dns-rr-smtp-04 (work in
progress), May 2004. progress), May 2004.
[19] Abadi, M., Burrows, M., Manasse, M., and T. Wobber, "Moderately [19] Abadi, M., Burrows, M., Manasse, M., and T. Wobber, "Moderately
Hard, Memory Bound Functions, NDSS 2003", February 2003. Hard, Memory Bound Functions, NDSS 2003", February 2003.
[20] Abadi, M., Burrows, M., Birrell, A., Dabek, F., and T. Wobber, [20] Abadi, M., Burrows, M., Birrell, A., Dabek, F., and T. Wobber,
"Bankable Postage for Network Services, Proceedings of the 8th "Bankable Postage for Network Services, Proceedings of the 8th
skipping to change at page 26, line 41 skipping to change at page 26, line 41
This document and the information contained herein are provided on an This document and the information contained herein are provided on an
"AS IS" basis and THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS "AS IS" basis and THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS
OR IS SPONSORED BY (IF ANY), THE INTERNET SOCIETY AND THE INTERNET OR IS SPONSORED BY (IF ANY), THE INTERNET SOCIETY AND THE INTERNET
ENGINEERING TASK FORCE DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, ENGINEERING TASK FORCE DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE
INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
Copyright Statement Copyright Statement
Copyright (C) The Internet Society (2005). This document is subject Copyright (C) The Internet Society (2006). This document is subject
to the rights, licenses and restrictions contained in BCP 78, and to the rights, licenses and restrictions contained in BCP 78, and
except as set forth therein, the authors retain all their rights. except as set forth therein, the authors retain all their rights.
Acknowledgment Acknowledgment
Funding for the RFC Editor function is currently provided by the Funding for the RFC Editor function is currently provided by the
Internet Society. Internet Society.
 End of changes. 12 change blocks. 
16 lines changed or deleted 16 lines changed or added

This html diff was produced by rfcdiff 1.29, available from http://www.levkowetz.com/ietf/tools/rfcdiff/