2 ms·
Signal uses a registration pin to prevent that exact attack.
by goatsi 6y ago
Signal uses a registration pin to prevent that exact attack.
- vinay427 6y agoMaybe I misread, but the GP doesn't seem to be talking about impersonating a user on Signal, but rather impersonating that user on other websites that depend on SMS 2FA sent to their phone number that is now visible through Signal.