2FA methods supported by Hatena
Adding two-factor authentication is one of the most effective ways to protect your Hatena account. With TOTP support, you can generate Hatena verification codes directly in the Authenticator App.
Authenticator app (TOTP)
Hatena 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.
Hatena 2FA — Frequently asked questions
Does Hatena support an authenticator app?
Yes. Hatena 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 Hatena support?
Hatena currently supports: Authenticator app (TOTP).
Is it free to generate Hatena codes with the Authenticator App?
Yes. The Authenticator App is free to download, and generating Hatena verification codes does not require an account or sign-up.
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