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Hi, that gs command on linux doesnt work with certain PDFs… wherease those some PDFs are correctly de-crypted with that command on Windows. Does an alternative method exist for removing protections from PDFs on linux
If Kile finds a PDF file corresponding to your current master document, it will already be filled in as the input file, but you are also free to choose another file. Then choose an output file or overwrite the existing PDF file, and select one of the tasks
Another reason why one might think of protecting or locking a PDF is to protect personal intellectual or copyright property. This article shows you how to lock a PDF to protect its contents and prevent unauthorized access to your sensitive data