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.

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

Looking for free PDF Unlocker software download or PDF Cracker Online Tool? Remove PDF password & Unlock PDF files using freeware or online tools.

“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 ...

Enter a password in the appropriate field, depending on which type of protection you chose in Step Seven. Click "File" and click "Save" in the resulting sub-menu to save over your existing PDF file.

Pick Save as PDF to choose a filename and destination, and you can even add password protection to the document if you want to. There's PDF functionality built right into Finder as well.

Now whenever you print a document you can choose this workflow from the PDF menu and after you supply the password to use, the system will generate the secured PDF document in a new e-mail message.

There are two simple ways to remove the password from a PDF file, one of which works no matter what software you have.