Proton introduced its very first two-factor authentication app on Thursday. Now available across Android, iOS, Windows, macOS, and Linux, Proton Authenticator is an open-source alternative to ...

Proton fixed a bug in its new Authenticator app for iOS that logged users' sensitive TOTP secrets in plaintext, potentially exposing multi-factor authentication codes if the logs were shared. Last ...

Proton has launched Proton Authenticator, a free standalone two-factor authentication (2FA) application for Windows, macOS, Linux, Android, and iOS. 2FA authenticator apps are offline tools that ...

Security keys are the most secure way to stop SIM swaps and phishing attacks. Step-by-step instructions for Google, Apple, ...