7 Replies Latest reply on Jan 5, 2018 6:42 AM by Bernd Alheit

    Is there any way to truly secure a PDF from all the unlock sites and software available?

    bump_and_run Level 1

      There are sites and software that will unlock secure PDFs now.  Is there any way to truly secure one so that it can't be unlocked by these sites/software?

       

      Thanks,

       

      Dave