Secure Telephony Identity Revisited (stir)

• IETF123: Wed 23 Jul 2025 14:30 - Patio 3
• About STIR
• Of interest because: prevention of telephone scams
• Keywords: spam, anonymity, telephony.

Specify Internet-based mechanisms that allow verification of the calling party's authorization to use a particular telephone number for an incoming call. Mainly used to prevent unwanted robocalls. This work was initiated on request from the US Federal Communication Commission.