2FA methods supported by Gemini
Adding two-factor authentication is one of the most effective ways to protect your Gemini account. With TOTP support, you can generate Gemini verification codes directly in the Authenticator App.
SMS
Gemini can send a one-time verification code to your phone via text message.
Proprietary app
Gemini offers its own companion app for approving sign-ins.
Security key (U2F)
Gemini works with hardware security keys using the U2F/FIDO standard.
Gemini 2FA — Frequently asked questions
Does Gemini support an authenticator app?
Yes. Gemini supports time-based one-time passwords (TOTP), so you can add it to the Authenticator App and generate verification codes right on your device.
Which two-factor authentication methods does Gemini support?
Gemini currently supports: SMS, Proprietary app, Security key (U2F).
Is it free to generate Gemini codes with the Authenticator App?
Yes. The Authenticator App is free to download, and generating Gemini verification codes does not require an account or sign-up.
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