Tag Archives: encrypt PDF

How to encrypt a PDF file from C# or ASP.NET or VB.NET Web application?

Posted on 2017/07/19 by VeryPDF

Hi There, We currently use your encryptPDF dll for our windows based products and it works great. We would like to know if you have a similar product for web based applications. Specifically we need a 64 bit app that … Continue reading →

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How to lock PDF files in both 32bit and 64bit PDFcamp Printer software?

Posted on 2017/06/20 by VeryPDF

Hi, I am using PDFcamp Printer from a vb application I created. I have been using it to create pdf documents that are not locked. This has been working perfectly for years. I would like to create documents that are … Continue reading →

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How to lock PDF files in both 32bit and 64bit PDFcamp Printer software?

Posted on 2017/06/20 by VeryPDF

Hi, I am using PDFcamp Printer from a vb application I created. I have been using it to create pdf documents that are not locked. This has been working perfectly for years. I would like to create documents that are … Continue reading →

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C# syntax for encrypt.dll, an attempt was made to load a program with the incorrect format

Posted on 2017/03/31 by VeryPDF

my syntax is as follows, [DllImport(“encryptpdf.dll”, EntryPoint = “veryEncryptPDF”)]public static extern long EncryptPDF(string inFileName, string outFileName, long EncryptLen, long permission, string OWNER, string user); however when I try to use it i get an error ‘An attempt was made to … Continue reading →

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VeryPDF PDF Encrypter for Mac can be used to protect your PDF files with 128-bit strength user and owner passwords, set all permissions(such as coping, editing, printing, selecting text and graphics, fill in etc.), and prevent PDF files from being printed, changed, copied, extracted, signed, filled, assembled and/or merged

Posted on 2016/08/17 by VeryPDF

VeryPDF PDF Encrypter for Mac does encrypt PDF files on Mac OS X system. VeryPDF PDF Encrypter for Mac is developed specially for encrypting PDF for Mac computer users. Users can choose a proper encryption security level, 40-bit or 128-bit, … Continue reading →

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