
Chrome extensions: SecureAuth OTP, Authenticator.Windows apps: 1Password, OTP Manager, OneLogin OTP.iOS options: Google Authenticator, Authy, LastPass, 1Password.
Android options: Google Authenticator, Authy, LastPass, 1Password. Research the best option for you, but here are a few examples: Download and install an authentication app to the device. Choose a device, such as a computer, or mobile device (phone or tablet), on which you can install apps. You can set up an authentication application with your account to generate the one-time security codes. You can use these apps to get security codes even if you don’t have an internet connection or mobile service. Use an authentication applicationĪn authentication application can generate security codes for signing in to sites that require a high level of security.
Government and military employees can also use their PIV card or CAC. If you have limited access to a phone or cell service, you can use an authentication application, a security key, or backup codes. requires all users to use two-factor authentication to create an account and sign in. How to use if you have limited access to a phone or cell service