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

BitLocker is Windows' built-in encryption feature that helps combat many data breach problems in the digital era. You can apply it to encrypt your hard drive and other storage devices.

How to share sensitive files on Windows 11 If you have to send sensitive information through the internet, first prepare the file and then use one or multiple secure mediums to transmit the content.

Over the last ten years, more than 600 million websites have been secured with free certificates from Let's Encrypt. Here's how it all began and why.

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] ...

Which? Tech Support member Add a password to a PDF On Windows You can use the free PDFGear app to encrypt a PDF. Open the PDF file in the program and click the Tools tab at the top of the window. Now, ...