Authenticator is a free Chrome add-on designed to enhance online security by generating two-factor authentication codes. It supports both HOTP (HMAC-based One-Time Password) and TOTP (Time-based One-Time Password) protocols, providing users with a reliable way to secure their accounts. With its straightforward interface, users can easily manage their authentication needs directly within the browser.

The tool is particularly useful for individuals looking to add an extra layer of protection to their online accounts. By generating codes that are required during the login process, Authenticator helps prevent unauthorized access. Its seamless integration with Chrome allows users to access their codes quickly, ensuring a smooth and efficient authentication experience.