You can find more info here: https://community.signalusers.org/t/proper-secure-value-security-pins-are-too-easy-to-brute-force-sgx-is-not-reliable-enough/15096

You can find more info here: https://community.signalusers.org/t/proper-secure-value-security-pins-are-too-easy-to-brute-force-sgx-is-not-reliable-enough/15096 https://community.signalusers.org/t/proper-secure-value-secu... I don't blame you for not knowing about it. They were extremely unclear about it at the time it was implemented, and to this day they've refused to update their privacy policy the very first sentence of which is a lie. Make of that what you will.