Are you trying to open a password-protected PDF or ZIP file? Then, you already know how frustrating it can be. You try out different tools, and the result is a ...

There are times when a PDF truly needs encryption—for instance, if it contains sensitive information and someone just emailed it to you (let’s hope they used another communications method to send you ...

You can remove the password from a PDF file if you know the password to your protected PDF. If you have Adobe Acrobat Pro, open the file's Document Properties, remove ...