A time-based one-time password (TOTP) application automatically generates an authentication code that changes after a certain period of time. We recommend using ... ... <看更多>

Open the Facebook app and tap the menu icon. · Tap Settings & Privacy. · Tap Code Generator. · Use the code to log into Facebook. ... <看更多>

Save your 2FA secrets, then use this to scan them again. This is a 2FA QR code generator made in JavaScript that helps you make QR codes from 2FA secrets. Time ... ... <看更多>

If you enable two-factor authentication, you'll have to enter both your password and a verification code every time you log in to Pinterest. ... <看更多>