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TOPIC HUB

Authentication apps

Add a second sign-in factor while protecting your recovery codes.

Published Oct 31, 2026

Add a second sign-in factor while protecting your recovery codes.

Practical guides

Related tools

Private Authentication
Somewhat Private

Google Authenticator

A time-based one-time password app with optional syncing through a Google Account.

Best forAdding one-time codes to accounts when you prefer a simple phone app.
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