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.

Tuta Mail has announced TutaCrypt, a new post-quantum encryption protocol to secure communications from powerful and anticipated decryption attacks. Tuta Mail is an open-source end-to-end encrypted ...

The Signal Foundation, maker of the Signal Protocol that encrypts messages sent by more than a billion people, has rolled out an update designed to prepare for a very real prospect that’s never far ...

Security researchers at WithSecure, previously F-Secure Business, found that it is possible to partially or fully infer the contents of encrypted messages sent through Microsoft Office 365 due to the ...

I have been moving from Google and Microsoft to Proton products. Proton's email and other products include encryption by default, and password-protecting messages adds a layer of security. However, I ...