OpenKeychain makes file encryption on Android actually simple, so stop using cloud storage for sensitive data.

How to easily encrypt your files on an Android phone - for free ...

Encrypting files, folders, and drives on your computer means that no one else can make sense of the data they contain without a particular decryption key—which in most cases is a password known only ...

There’s a new, more secure way to encrypt files in Windows 11, but it’s only an option for building secure applications, not a replacement for BitLocker. Windows 10 already has two flavours of ...