Hardware tokens are the most basic way of authenticating.
To authenticate using a hardware token, click the Enter a Passcode button. Press the button on your hardware token to generate a new passcode, type it into the space provided, and click Log In (or type the generated passcode in the 'second password' field). Using the 'Device:' drop-down menu to select your token is not necessary before entering the passcode.
2fa Hardware Key
If you have a Yubikey token, click into the passcode entry field and tap your Yubikey to generate and submit a passcode.
Tokens can get 'out of sync' if the button is pressed too many times in a row and the generated passcodes aren't used for login. Contact your administrator if your token stops working.
2fa Key Fob Number Generator Reviews
Duo Two-Factor Authentication. Two-Factor Authentication (2FA) adds a second layer of security to your SJSUOne account. By verifying your identity using a second factor (such as your mobile device or a key fob), 2FA prevents anyone else from logging into your account, even if they know your password. PayPal Security Key. The PayPal Security Key gives you a second authentication factor when you're logging in to your account. In addition to your password, you enter a One Time Pin (OTP) that’s unique for each login.