Encryption is the matter of safety, I've always said. If you want to keep movies, pictures and other files under a safe lock, choose a password protective software from our guide.

Do you want to protect folders and files with a password? Here's how on Windows 11.

Password protect files WinGuard Pro lets you password-protect files, folders, Windows features & apps. Take a look at these free File Encryption Software for Windows if you want to protect your data.

You can protect the contents of a ZIP file, but unless you know the trick, you might as well not bother.

How you go about this will depend on the software you're using to create the file in the first place. Some applications have password protection features built in, while in other cases you'll need ...

If you have sensitive data you'd like to keep from prying eyes in a Microsoft Excel file, the easiest way to protect it is with Excel's built-in password tools.