2FA methods supported by Bitwarden
Adding two-factor authentication is one of the most effective ways to protect your Bitwarden account. With TOTP support, you can generate Bitwarden verification codes directly in the Authenticator App.
SMS
Bitwarden can send a one-time verification code to your phone via text message.
Phone call
Bitwarden can call your phone and read out a verification code.
Bitwarden can deliver a one-time verification code to your email address.
Authenticator app (TOTP)
Bitwarden lets you use time-based one-time passwords, so you can generate verification codes in an authenticator app on your device — no network or SMS needed.
Security key (U2F)
Bitwarden works with hardware security keys using the U2F/FIDO standard.
Hardware token
Bitwarden supports a dedicated hardware token for generating codes.
Proprietary app
Bitwarden offers its own companion app for approving sign-ins.
2FA methods vary depending on price plan. SMS & Call requires Duo integration
Bitwarden 2FA — Frequently asked questions
Does Bitwarden support an authenticator app?
Yes. Bitwarden 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 Bitwarden support?
Bitwarden currently supports: SMS, Phone call, Email, Authenticator app (TOTP), Security key (U2F), Hardware token, Proprietary app.
Is it free to generate Bitwarden codes with the Authenticator App?
Yes. The Authenticator App is free to download, and generating Bitwarden verification codes does not require an account or sign-up.
More Identity services that support 2FA
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