To password protect a PDF in Adobe Acrobat Reader, you'll need the paid Pro version, which starts at $14.99 a month.

Nowadays, our digital documents are the most valuable assets we can have. Since everything has gone digital, most of our documents are stored online. It has become straightforward to access anyone's ...

Cyber-attackers frequently trick users into opening PDF files containing malicious code. Once opened, the code triggers security flaws in Adobe Reader and Acrobat and compromises the victim's entire ...

You can sign PDF documents in Windows, completely electronically, using the PDF viewing program Adobe Reader. Here's how.