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.
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.