Have a private document on your desktop OS? Here's how to keep it secure on Linux, MacOS, and Windows.

And that's how you encrypt and decrypt a file on the Linux operating system without having to install more complicated volume encryption tools.

Encrypting Files To encrypt a file for yourself, you can use symmetric encryption: gpg --symmetric filename To encrypt for someone else, use their public key: gpg --encrypt --recipient [email] ...

So while someone could get at your files if they know your password (the decryption key), they won't be able to take out a drive from your system and access what's on it, or use a second computer ...