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

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

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.

This post covers free tools to password protect PDF online in Windows 11/10. You can also set copy, modify, and print permissions to PDF.

You can password protect a PDF on a Mac computer using the Preview app to secure files that contain sensitive information.

“Is there any way to password-protect and lock a sensitive PDF file before sending it as an attachment through email? I cannot afford Adobe Acrobat Pro and free primopdf didn’t work for me ...

How to password-protect a PDF before e-mailing in OS X With a few steps you can set up an easy way to encrypt PDF files generated from the standard print dialog window.

Do you share PDF documents with people? Here's a guide on how to password protect a PDF on Mac to protect it from unauthorized access, editing, and printing.