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.

Sending important documents? Learn how to password protect PDFs for extra security using easy steps with Adobe Acrobat and free online tools.

Do you share PDF files with other people? Here's how to password protect a PDF on Windows for protection against unauthorized access, editing, and printing.

Knowing how to password protect a folder on your Mac can help keep your files safe and secure. To create a protected folder on your Mac, you can turn your folder into a disc image, which is easier ...

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

Adding password protection to a PDF can make the file even more secure and is the best practice when sharing any sensitive information.

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

Turn off password-protected sharing in Windows 11 to simplify your home network file access. Our guide covers the steps involved.