Want to encrypt your important PDF files? It's easier than you might think. Here's how to encrypt PDF files on your Mac or Windows PC.

If you have a confidential PDF you want to password protect, you have a few ways to do that on your Windows 11 PC. You can use a desktop app or a web-based tool to encrypt your PDF files.

If you want to password-protect your PDF documents from outside interference, then maybe you should give PDF Page Lock a test run. It is a free encryption software that lets you easily encrypt PDF ...

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

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

Whether you use Windows Pro's built-in Bitlocker or the free Veracrypt utility, encrypting a file, folder, or drive is an easy way to keep your sensitive documents secure.

With a few steps you can set up an easy way to encrypt PDF files generated from the standard print dialog window.

How Does PDF Encryption Work?. Adobe's PDF format allows you to combine text and images into portable document files which are easy to share with employees, print or store for later use.

OpenOffice Calc: How to Encrypt a File. OpenOffice.org is a full-featured office suite. Designed to compete with software such as Microsoft Office and Corel's WordPerfect Office, it includes a ...