Does Fathom work with authenticator apps like MS Authenticator App?

Yes. Fathom supports TOTP authenticator apps, so you can generate its two-factor codes in MS Authenticator App.

Is Fathom two-factor authentication free?

Yes. Enabling authenticator-app 2FA on Fathom is free — you only need the free MS Authenticator App.

What if I lose access to my Fathom 2FA codes?

Use the backup or recovery codes you saved during setup. If you didn't save them, contact Fathom support to regain access, then re-add the account to MS Authenticator App.

Authenticator app for Fathom

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How to set up or enable two-factor authentication (2FA) for Fathom

To keep your Fathom account secure, enable two-factor authentication (2FA). This page explains how Fathom 2FA works, which methods Fathom supports, and how to protect and recover your account. The most secure option is an authenticator app: store your Fathom 2FA codes in MS Authenticator App and generate a fresh 6-digit code every time you sign in.

See the step-by-step guide →Get the app

2FA methods Fathom supports

Authenticator app (TOTP)
Email code
SMS text message

An authenticator app (TOTP) is the sweet spot: free, offline, and not vulnerable to SIM-swap attacks like SMS.

How to enable or set up 2FA for Fathom

Fathom supports two-factor authentication. Follow our step-by-step Fathom guide, or read the official Fathom documentation ↗ for the exact, up-to-date steps.

Frequently asked questions

Does Fathom work with authenticator apps like MS Authenticator App?: Yes. Fathom supports TOTP authenticator apps, so you can generate its two-factor codes in MS Authenticator App.
Is Fathom two-factor authentication free?: Yes. Enabling authenticator-app 2FA on Fathom is free — you only need the free MS Authenticator App.
What if I lose access to my Fathom 2FA codes?: Use the backup or recovery codes you saved during setup. If you didn't save them, contact Fathom support to regain access, then re-add the account to MS Authenticator App.

Topics covered

fathom 2fa
fathom two-factor authentication
fathom 2fa setup
fathom authenticator app
how to enable 2fa on fathom
fathom account security

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Disclaimer

The information on this page is provided for educational purposes only, to help you secure your accounts.

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