Apple shortly introduces a much-needed feature for iMessage for users with a high degree of risk of having their communications intercepted or other parties impersonated: Contact Key Verification. At its heart, it's a way to shift the end-to-end trust in iMessages from Apple’s central servers to each party’s copy of Messages on their devices. I explain in short, medium, and long versions. @TidBITS https://tidbits.com/2023/11/08/upcoming-contact-key-verification-feature-promises-secure-identity-verification-for-imessage/ The feature should arrive in iOS/iPadOS 17.2, macOS 14.2, and watchOS 10.2.