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C# PDF Protect Library
How to open, add, create, remove password from protected PDF file using C# .net

How to Protect PDF Document by Editing Password and Redacting PDF Content in C# with .NET XDoc.PDF Component

  • A best C# PDF SDK control for improving PDF document security in Visual Studio .NET class
  • Support .NET WinForms, ASP.NET MVC in IIS, ASP.NET Ajax, Azure cloud service, DNN (DotNetNuke), SharePoint
  • Free .NET components and library are provided for performing PDF protection in C#.NET and ASP.NET program
  • Abundant online C# demo codes for protecting PDF file in multiple ways in .NET WinForms project
  • Support to add and edit password on PDF document in C# .NET console application
  • Support to protect PDF from editing, printing, copying and commenting with PDF file permission settings
  • Able to add and edit signatures on PDF document in .NET framework
  • Able to erase PDF text, images and pages to protect important information

RasterEdge XDoc.PDF SDK for .NET is an secure toolkit for editing and protecting PDF document, which is compatible with both 32-bit and 64-bit operating systems and .NET Framework 2.0 & above versions.

RasterEdge XDoc.PDF SDK for .NET empowers C# users multiple PDF editing functionalities, as well as secure PDF document protection features. With reliable C#.NET PDF document protecting APIs, users are able to set a password to PDF document or edit PDF password, set PDF file permission for further manipulation and edit signatures of PDF document. These PDF protection features are of great security to protect PDF document information and copyright. Besides, RasterEdge XDoc.PDF SDK for .NET also provides PDF content redaction functionality, C# users can hide important information on PDF by redacting or erasing PDF text, images, and whole pages.

This page is mainly guide C# users with different PDF document protection methods. Please refer to following table.

C#.NET Demo Codes for Protect PDF in C# with XDoc.PDF SDK in .NET Application

C#.NET Set PDF File Permission

This page will guide C# users how to set PDF file permission with RasterEdge XDoc.PDF SDK for .NET in Visual C# .NET class. C#.NET demo code is given for quick integration in .NET application.

C#.NET Edit PDF Password

RasterEdge XDoc.PDF SDK for .NET enable C# users to set and edit password of PDF document, please click here to use C# demo code for quick evaluation.

C#.NET Edit PDF Digital Signature

RasterEdge XDoc.PDF SDK for .NET is also a PDF signature editing tool. C# users can sign PDF document using C# demo code easily in .NET application. Please click for more details.

C#.NET Redact PDF Text Content

If you need to hind some important informations, this page will help you. Here provides C# demo code for redacting or erasing selected PDF text contents. Please click for more details.

C#.NET Redact PDF Images

PDF image redaction is a good method to hide PDF image in C#.NET project. RasterEdge XDoc.PDF SDK for .NET provides such functionality for PDF protection. C# sample code is given here.

C#.NET Redact PDF Pages

For C# users who wants to redact selected PDF pages in Visual Studio .NET class, the C# sample code provided here can help to achieve it easily.