Using SAML to protect the session initiation protocol (SIP)
Hannes Tschofenig, Rainer Falk, Jon N. Peterson, Jeff Hodges, Douglas Sicker, James Polk · IEEE Network · 2006
The security assertion markup language (SAML) standard supports the expression of security assertions such as authentication, role membership, or permissions. SAML assertions may be used to realize single-sign-on between Web servers located in different domains. After a short introduction to SAML, this article describes the application of SAML to protect session initiation protocol (SIP) signaling