Google Authenticator has been around for over a decade, is free, and will work with virtually every service that supports ...

Microsoft says the August 2025 security updates are triggering unexpected User Account Control (UAC) prompts and app ...

Microsoft is currently testing a new version of its Authenticator app for Windows 10. Twitter user WalkingCat discovered the app, named "phone sign-in beta." It appears the updated app will ...

Proton has a free authenticator app, which is available cross-platform with end-to-end encryption protection for data.

Proton adds a new two-factor authentication app to its suite of privacy-led tools alongside its email, password manager, VPN, and more. Proton Authenticator is free to use.