Posts - Linux

Total posts: 10

Encrypting PDF files with free command line tools

20 November, 2021

PDF files can be encrypted using command line tools QPDF and PDFtk. These are available for Windows and Linux. Using QPDF Description from QPDF: This is the QPDF package. QPDF is a command-line tool and C++ library that performs content-preserving transformations on PDF files. It supports… Read more

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