They help you prove your identity when you’re logging in to an account, app, or device. Enabling 2FA is critical to securing your Proton Account - with 2FA, even if an attacker gets a hold of your password, they cannot sign in to your account without access to your mobile device. Have you ever signed in to an online account and been asked to verify your identity with a six-digit code sent to your mobile device? That’s two-factor authentication (2FA). Set up a security key (new window) What are security keys You can now sign in to your Proton Account on the web using a hardware key, such as a YubiKey, as long as it adheres to the U2F or FIDO2 standard. Today, we’re happy to introduce the simplest and most secure way of keeping your account safe: security keys, also known as hardware keys or two-factor authentication keys (2FA keys). Whether it’s bank statements you receive in Proton Mail, photos you store in Proton Drive, or events you set up in Proton Calendar, your data deserves to be protected. You keep important moments of your life in your Proton Account. Last update on MaPublished on October 13, 2022

Yubico u2f security key