Session Initiation Protocol (SIP) Torture Test Messages. - Robert J. Sparks; Alan Hawrylyshen; Alan B. Johnston; Jonathan D. Rosenberg; Henning Schulzrinne (RFC, 2006)

Addressing an Amplification Vulnerability in Session Initiation Protocol (SIP) Forking Proxies. - Robert Sparks; Scott D. Lawrence; Alan Hawrylyshen; Byron Campen (RFC, 2008)

Requirements from Session Initiation Protocol (SIP) Session Border Control (SBC) Deployments. - Jani Hautakorpi; Gonzalo Camarillo; Robert F. Penfield; Alan Hawrylyshen; Medhavi Bhatia (RFC, 2010)