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