To password protect a PDF in Adobe Acrobat Reader, you'll need the paid Pro version, which starts at $14.99 a month. You can password protect a PDF in Adobe Reader by ...
Adding password protection to your business' PDF files helps to prevent contents from being viewed or edited by unwanted parties. If your business already has Adobe Acrobat, the application's ...
“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. Any help ...