I am asking if there is a way to copy the encryption dictionary(Or whatever you call it) just as it is to re-encrypt the PDF file using it once again. I don't want to reveal any password.
Best regards, Hesham -------------------------------------------------------------------------------------------------- Included Message: You can't do that. The library is obviously not going to reveal to you what the password was... On Wed, Jan 3, 2018 at 9:29 AM, Hesham Gneady <[email protected]> wrote: > Hello, > > > > I have a PDF file that has an owner password & user password. I'd like > to decrypt it using the owner password, make some modifications to it, > then encrypt it back and save it. I did the first part successfully, > but how can I encrypt it again using the same encryption settings it > had, which I don't actually know? . For example, I know only the owner > password, but not the user password. > > > > > > Best regards, > > Hesham > > > > > > > > --- > This email has been checked for viruses by Avast antivirus software. > https://www.avast.com/antivirus > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
