Improving Registration Lock with Secure Value Recovery

Improving Registration Lock with Secure Value Recovery jimio on 27 Jan 2020 Registration Lock allows you to set a PIN that is required for account registration in addition to standard SMS-based verification. Today’s Signal beta release enhances the security of these PINs by transitioning them to use Secure Value Recovery. A Registration Lock PIN functions the same way as any password: it’s a shared secret that you and the service agree on in order to verify that you are really you when you show up in the future. In order to remember everyone’s passwords, servers have to store all of them

https://signal.org/blog/improving-registration-lock/