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.

Next, name your file, choose its location on your machine, and click More Details > Permissions to give us more options, including the one to add a password to the file. 3.

Do you want to add files to an existing ZIP file in Windows 11/10 without extracting and re-zipping everything? Follow this easy guide.

The widely used PDF format supports data-saving encryption, allowing you to protect sensitive documents so that only those with the correct password can access them. In the old days, you’d need a ...

If you work with documents in Apple Pages that contain sensitive information, you might want to consider locking those documents behind a password.

A great feature of ZIP files is that you can add a password to them as an extra layer of security. This way, if an unauthorized party gains access to the file, they won’t be able to view or ...

If you want to share a PDF file with other people, but need to protect it from being viewed by unwanted eyes, LibreOffice has a built-in password-protect feature.