# 2FA

> Authenticator generates two-factor authentication codes in your browser.

Canonical page: [https://chrome-stats.com/d/2fa\_exten](https://chrome-stats.com/d/2fa_exten)

## Overview

- **ID:** `2fa_exten`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed
- **Publisher:** Authenticator
- **Daily users:** 90
- **Weekly downloads:** 46
- **Version:** 8.0.2
- **Last updated:** 2025-10-30
- **First published:** 2025-08-22
- **Size:** 2.89 MB
- **Data as of:** 2025-11-30
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/2fa_exten/)

## Description

Authenticator generates two-factor authentication (2FA) codes in your browser. Use it to add an extra layer of security to your online accounts.

Always keep a backup of your secrets in a safe location.

Encrypting your secrets is strongly recommended, especially if you are logged into a Google account.

Features:
- Add accounts by scanning QR codes
- Search your accounts by pressing "/"
- Translated into more than ten languages
- Encrypt your secrets with a password
- Backup your secrets to a file, Google Drive, Microsoft OneDrive, or Dropbox
- Sync your secrets with your Google Account
- Import data from Google Authenticator offical mobile App
- Open source

Supports:
TOTP
HOTP
Steam Guard
Blizzard Authenticator

## Permissions and access

### Permissions

- `activeTab`
- `clipboardRead`
- `storage`
- `identity`
- `alarms`
- `scripting`

### Host permissions

- `https://www.google.com/`
- `https://*.dropboxapi.com/*`
- `https://www.googleapis.com/*`
- `https://accounts.google.com/o/oauth2/revoke`
- `https://graph.microsoft.com/me/*`
- `https://login.microsoftonline.com/common/oauth2/v2.0/token`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Very high risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension is not longer available in the store

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [Authenticator](https://chrome-stats.com/d/authenticator_mozilla) — 335 users, 4.00 / 5
- [Authenticator](https://chrome-stats.com/d/auth-helper) — 145,840 users, 4.26 / 5
- [2FAFast Authenticator](https://chrome-stats.com/d/2fafast-authenticator) — 9 users
- [2! Authenticator](https://chrome-stats.com/d/2-authenticator) — 16 users
- [OTPilot Authenticator](https://chrome-stats.com/d/otpilot-authenticator) — 1 users
- [AuthZ Pro – Authenticator Extension for PC Browser](https://chrome-stats.com/d/authz-pro) — 1 users
- [2FA Authenticator](https://chrome-stats.com/d/2fa_fire) — 36 users
- [Offline 2FA Generator](https://chrome-stats.com/d/offline-2fa-generator) — 83 users, 4.00 / 5
- [SafePass Authenticator](https://chrome-stats.com/d/safepass-authenticator) — 1 users
- [Authi.me: 2FA TOTP with Sync](https://chrome-stats.com/d/authi) — 2 users, 3.67 / 5
- [Authenticator - 2FA](https://chrome-stats.com/d/authenticator-2fa) — 870 users, 5.00 / 5
- [TOTP Authenticator](https://chrome-stats.com/d/2fa-authenticator) — 13 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/2fa_exten)