Authenticator Extension

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

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, or Dropbox
Sync your secrets with your Firefox Account
Open source

Permissions:

“Access your data for all websites” – Needed to take screenshots for scanning QR codes
“Input data to the clipboard” – Needed to copy codes when clicked

Supports:

TOTP
HOTP
Steam Guard Blizzard Authenticator