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

PDF files have the option to let you share and comment on documents in a wide range of applications. Adobe Acrobat Reader and other free PDF programs offer a subset of the capabilities of the paid ...

You can digitally sign a PDF in several different ways, including Adobe Acrobat, Apple's Preview app, and mobile apps, among ...

New security updates are constantly released for the Adobe Acrobat Reader software to provide increased functionality and to patch any security loopholes that might be present. Every time a new update ...

Adobe Acrobat Reader is a multifunctional software that allows you to work with PDF documents. The program is customizable, and you can configure different settings as you wish to make your work ...