Cited in: RFC 5393

6 RFCs mentioned in the text of RFC 5393 (Addressing an Amplification Vulnerability in Session Initiation Protocol (SIP) Forking Proxies)

RFC	Title	Status	Date
1321	The MD5 Message-Digest AlgorithmR. Rivest	Informational	April 1992
2119	Key words for use in RFCs to Indicate Requirement LevelsS. Bradner	Best Current Practice	March 1997
2543	SIP: Session Initiation ProtocolM. Handley, H. Schulzrinne, E. Schooler, J. Rosenberg · obsoleted by RFC 3261, RFC 3262, RFC 3263, RFC 3264, RFC 3265	Proposed Standard	March 1999
3261	SIP: Session Initiation ProtocolJ. Rosenberg, H. Schulzrinne, G. Camarillo, A. Johnston, J. Peterson, R. Sparks, M. Handley, E. Schooler	Proposed Standard	July 2002
4960	Stream Control Transmission ProtocolR. Stewart, Ed. · obsoleted by RFC 9260	Proposed Standard	September 2007
5234	Augmented BNF for Syntax Specifications: ABNFD. Crocker, Ed., P. Overell	Internet Standard	January 2008