rabchi·6个月前·讨论I remember seeing this presentation a few years ago on the security of PDF encryption: https://media.ccc.de/v/36c3-10832-how_to_break_pdfsI think this is a quick summary of one of their findings: https://pdf-insecurity.org/#how-to-break-pdf-encryption-nove...This is perhaps something to be aware of.
I think this is a quick summary of one of their findings: https://pdf-insecurity.org/#how-to-break-pdf-encryption-nove...
This is perhaps something to be aware of.