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Description
Security API. This dynamic-link library will do its best to ensure security of your documents. It uses the latest achievements in document security encryption (standard 40-bit or 128-bit supported by Acrobat Reader 5.0 and up). PDF Extract API can be used both as a server DLL module (try it now) allowing online PDF files processing and as a parsing engine (download our samples) running on .NET platform with C#, Visual Basic, C++, J# support. PDF Extract API uses exportable C-language style functions.
Features
PDF Security API provides you with 4 effective features:
  • Preventing a document from printing. The Print button will not be active.
  • Preventing a document from editing. No changes to the encrypted document will be allowed.
  • Preventing a document from copying. The PDF document will be able to be opened only in specified directory or on certain sever.
  • Setting a password for opening a document.
  • Setting a password for editing a document.
  • Only a few lines of code are needed to make the first application work, so you can concentrate more on customizing an appearance of your program and defining the most efficient way it may be exploited.
    C# Sample Code

    private void bApply_Click(object sender, EventArgs e)

         {

    if (edSourcePDF.Text.Trim().Length > 0 && edTarget.Text.Trim().Length > 0)

           {

              PDFSXAPI.NPD_LockEdit(edSourcePDF.Text, edTarget.Text);

           }

      else

           {

              MessageBox.Show("Please, specify source and target paths");

           }

         }
    Try and buy
    Seeing is believing, that's why our company offers 30-days license for PDF Security API, so that you can get acquainted with its unbeatable performance absolutely for free. You may freely test this functionality as well during your trial of the API. In order to receive a trial license, registration is required. One registered user can download a trial license only once. An evaluation license may not be used for development, testing or production. Demo zip-archive (555 KB) includes:
  • PDF Security API Dynamic-link library
  • Trial-license generator
  • C# Project Sample
  • C# Project Sample Description
  • You are welcome to purchase the full license in the shop. Note that licenses for each server are sold separately. Attractive volume discounts start already after 5 licenses of a specific product and license type. Volume discounts for up to 100 licenses will be automatically calculated when you add a product to your shopping cart. Discounts for larger volumes can be obtained from our sales team.
    System Requirements
    Supported Operating Systems: Windows 9x/NT/2000/2003/XP/Vista.
    Installing
    To explore basic functions
  • Unpack the downloaded zip-archive
  • Run the file SamplePDFSxAPI_CSharp.exe that can be founded in the folder PDFSxAPIDistr\samples\SamplePDFSxAPI_CSharp\SamplePDFSxAPI_CSharp\bin\Debug
  • For activation a 30-day demonstrational license, run the file NPDA.exe from /activation folder, enter the login and the password and choose the product, you would like to get a free 30-days license for.

  • *Note. To run the C# example, Microsoft .NET Framework Version 2.0 or higher is required that can be downloaded from Microsoft's site.

    PDF Extract API library can be found in /bin folder.
    Documentation
    Detailed technical documentation can be found on the support page and in /doc folder of the zip-archive.
    Samples
    With a 30-days free trial license of PDF Security API you get a C# project that you are welcome to use for testing.
    Usage Restrictions
    Note that you cannot use the PDF Security API to create a commercial PDF security application or to create an application that competes with any other NextPDF application without the explicit written permission of Gamma Quest Inc.



    See PDF Security API Guide to  learn more about how to use this service!
    Take a look how PDF Security API may work at our PDF Text Security Demo Page.
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