SOURCE IDENTITY (ORIGIN AUTHENTICATION) Henning Schulzrinne May 31, 2013 draft-peterson-secure-origin-ps-00.
PREVENTING CALLERID SPOOFING Henning Schulzrinne FCC draft-peterson-secure-origin-ps-00.
CALLER ID SPOOFING – TECHNICAL CHALLENGES & STANDARDS Henning Schulzrinne FCC.
Source identity (origin authentication)
Preventing callerID spoofing
