PDF-Security 

Protect PDF files against unauthorized access and encrypt them! The program limits the access to PDF documents. You decide if a PDF file can be printed in th Acrobat Reader or if somebody may copy or edit the text. You can deside if the user have to
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PDF Security ActiveX 

Encrypt and decrypt PDF files Supports PDF user password and owner password protection Password protect opening of the PDF document Disable printing of the PDF document Disable copying of text/graphics
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