The Kraken Login process incorporates two-factor authentication (2FA), enabling users to add an extra layer of security through methods like Google Authenticator or YubiKey. Advanced encryption protocols and security audits ensure the safety of user data and funds. 2. User-Friendly Interface: Kraken's Login interface is designed to provide a .. A Security Key is a small physical device used for additional security next to your password and is considered to be one of the most secure ways of two-factor authentication (2FA). Most Security Keys are very simple and you only need to touch or tap a button while it is plugged into the USB port of your device..