Introducing Automatic Key Verification

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https://signal.org/blog/automatic-key-verification/

Introducing Automatic Key Verification Katherine Yen on 11 Aug 2026 Signal now offers a feature called “automatic key verification” which complements the existing safety number system. Signal is always end-to-end encrypted, and automatic key verification provides an additional, streamlined way to confirm that there’s no unexpected party between you and the other “end” of an end-to-end encrypted session. It works through a system of verifications performed by you, your Signal connections, and third-party auditors that together provide the same assurance as manually verifying safety nu

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