You’ve probably noticed a requirement to enter a temporary passcode sent through email or text message after giving your password to log into one of your online ...

Passwords are the worst. They can be cracked, forced open in attacked, guessed, reused, sold in data breaches, created with weak practices and stored poorly even when the best password managers are ...

Two-factor authentication is a cornerstone of modern digital security, protecting banking, email and many other kinds of accounts worldwide. Now scientists at Sandia National Laboratories in ...

Privacy-focused productivity tool company Proton released a new authenticator app today, allowing users to log in to services using dynamically generated two-factor ...

Things have been busy for the privacy-first company, Proton. Just last week, they released the AI chatbot Lumo, and today, the company rolled out Proton Authenticator, its open-source and ...

Compare the top 5 multi-factor authentication software in 2026. Find the best customer MFA solution for your apps with our detailed platform review.

Everyone knows what a password is. But we can’t say the same for two-factor authentication or passkeys, which is a shame because these two security features dramatically boost the safety of your ...

Learn why encryption keys matter more than encryption itself when choosing the best secure email—covering key ownership, access control, privacy risks, and true end-to-end security.

I recommend two-factor authentication all the time. Adding a second checkpoint during sign-in truly increases the difficulty of breaking into your accounts. But that protective measure can feel like a ...