Two Factor Authenticator

Two Factor Authenticator

Generates TOTPs for 2 factor authentication

  • Two Factor Authenticator
  • Two Factor Authenticator
What is Two Factor Authenticator?
"Two Factor Authenticator" is a tool for Firefox that enhances your digital security. Intended for accounts already set up with 2 Factor Authentication/2 Step Verification, it generates TOTPs (Timed One Time Passwords) that change periodically for added security. Just add the site name and secret key provided by your account, and the TOTP will show in the toolbar icon. It also allows convenient copying of the code with just a click. User keys are encrypted for security when a password is provided during setup.
Merlin
Stats
Users: 768 ▲ 8
Rating: 4.29 (38)
Version: 1.3.3resigned1 (Last updated: 2024-04-25)
Creation date: 2017-03-25
Weekly download count: 13
Firefox on Android: No
Risk impact: Very low risk impact
Risk likelihood: Moderate risk likelihood
Manifest version: 2
Permissions:
  • storage
Size: 98.58K
URLs: Website
Stats date:

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Merlin
Summary

This addon shows TOTPs (Timed One Time Passwords) for accounts set up with 2 Factor Authentication/2 Step Verification.
Enter the site name and secret key in the addon's options page and click the check to add a site.
The codes will appear in the toolbar icon. The copy icon after the code copies the code.

Secret keys added to this extension are encrypted if a password is provided during setup. Please store your secret keys in another location (e.g. a password manager) just to be safe!

Adknowledgements

User reviews
User reviews summary
These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Convenient for users without a smartphone
  • Simplicity of the app
  • No special permissions required
  • Smooths out workflow for logging into websites with two-factor authentication
Cons
  • Settings opening in a new tab after Firefox updates
  • Unnecessary spaces added when copying/pasting the code
Most mentioned
  • Convenient for users without a smartphone
  • Simplicity of the app
  • Unnecessary spaces added when copying/pasting the code
Recent reviews
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Safety
Risk impact

Two Factor Authenticator is safe to use. It does not request any sensitive permissions.

Risk likelihood

Two Factor Authenticator is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

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