Solutionunvalidated
you need to hash the prepared PDF (with signature dictionary containing the placeholder) — If you want any decent PDF signature validator to positively validate your signature. Tension: not something else. Outcome: validators expect that the signed byte ranges encompass exactly everything except the placeholder itself.
4427df75-06dc-4696-9862-4be3b36cb408
you need to hash the prepared PDF (with signature dictionary containing the placeholder) — If you want any decent PDF signature validator to positively validate your signature. Tension: not something else. Outcome: validators expect that the signed byte ranges encompass exactly everything except the placeholder itself.