PDFEncrypt is a free, open-source utility written in C# (.net 4.7) for encrypting PDF files quickly and easily.
License: AGPL
Main website: https://PDFEncrypt.net
A C# application to encrypt existing PDF documents
PDFEncrypt is a free, open-source utility written in C# (.net 4.7) for encrypting PDF files quickly and easily.
License: AGPL
Main website: https://PDFEncrypt.net
A C# application to encrypt existing PDF documents