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