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

When you are done, don’t forget to unmount the encrypted folder to be protected again. On Windows In contrast to Mac operating system, Windows lacks features to encrypt or password protect files.

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.

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.

Microsoft Word offers the ability to password protect PDF files. Read to know how to lock PDF from editing using Microsoft Word.

Tech guru Kurt "CyberGuy" Knutsson explains how to password-protect files or folders in the cloud and on file-sharing platforms like Microsoft Word, OneDrive and Google Drive.

There are several options available to you to protect your Excel file with a password. Remember that once you protect the Excel file, you cannot open it without entering the password.

An anonymous reader asked, “Is there any way to crack a password-protected zip file?” That question can be interpreted two ways. Do you want to hack into someone else’s private files?

It's simple enough to password protect certain kinds of documents, but what about folders full of documents? Turn to Disk Utility.