Grumpy Old Geeks Topics SHAKEN/STIR caller ID verification Topic SHAKEN/STIR caller ID verification 2 mentions in 1 episode SHAKEN/STIR is discussed as a system for verifying whether a displayed caller ID is authenticated. Mentions 330: Bush League Mar 25, 2019 50:11 the new protocol from the telecoms that is trying to verify whether a caller ID that shows up on your phone is authenticated 50:48 calls will still come through if they're not verified