Categories
Tech Tips

How to remove known password from protected PDF?

Install QPDF, then:

$ qpdf --password=? --decrypt in.pdf out.pdf

This doesn’t crack or guess the password for you. You must already know the password. It merely helps you to create a copy of the PDF without password protection.

2 replies on “How to remove known password from protected PDF?”

Leave a Reply to rich Cancel reply

Your email address will not be published. Required fields are marked *