caller-id spoofing

• A gentle introduction to caller ID spoofing

  Published May 7, 2020

• Phone phreaks are now using call forwarding features to make free phonecalls!

  Published Jan 21, 2009

• Swatters using VoIP to spoof caller id

  Published Mar 14, 2008

• re-INVITE and authentication

  Published Nov 5, 2007

• how (not) to get your ex back

  Published Oct 30, 2007

• Server impersonation and SIP

  Published Oct 28, 2007