In this article, we’ll look at how to add text redaction annotation in PDF using C#. An effective method for safely obfuscating confidential information in documents is to use text redaction annotations. This tutorial will show you how to implement text redaction annotations in PDF files using C#, whether you need to obfuscate private information, sensitive information, or any other content. We will also guide you how to setup annotation library to insert text redaction annotation to PDF in C#.

Steps to Add Text Redaction Annotation in PDF using C#

1. Install GroupDocs.Annotation for .NET via the NuGet package manager to add text redaction annotations to PDF
2. Add reference of GroupDocs.Annotation namespace in your project for adding text redaction annotations
3. Create an object of Annotator class by passing the path of the PDF file as an argument to its constructor
4. Create an instance of TextRedactionAnnotation class and define the necessary attributes, such as the position and page number
5. Call the Annotator.Add method and pass the object of TextRedactionAnnotation class as an argument
6. Call the Annotator.Save method to save the output PDF to the disk

By using the steps shared above, it is very easy to create text redaction annotation in PDF using C#. As long as .NET is installed, these instructions work with widely used operating systems like Windows, macOS, and Linux. Without installing any additional software, you can add text redaction annotations to a PDF file. Following code example shows how to insert text redaction into PDF.

Code to Add Text Redaction Annotation in PDF using C#

The process of C# add text redaction annotation is very simple by following the instructions provided in this tutorial. An effective way to conceal sensitive information within documents is to use text redaction annotations. After installing the document annotation library and adjusting the input and output file directories to suit your requirements, integrating the code into your applications should be a seamless process. Congratulations! You have successfully added a text redaction annotation to a PDF document using C# programming.

A topic that we’ve previously published gives a thorough explanation of how to put a squiggly annotation in a PDF using C# programming. For a more in-depth grasp of the subject, we advise consulting our thorough instruction on how to add squiggly annotation to PDF using C#