GroupDocs.Redaction for .NET: Built to help your .NET apps secure documents. Redact sensitive information with just a few steps.
// Cover sensitive image areas in DOCX
// Load file via Redactor constructor
using (Redactor redactor = new Redactor("input.docx"))
{
// Set overlay color and size
Size replacement_size = new Size(100, 100);
var replacement_options = new RegionReplacementOptions(Color.Blue, replacement_size);
// Define the redaction area
Point replacement_point = new Point(200, 200);
var redaction = new ImageAreaRedaction(replacement_point, replacement_options);
// Apply overlay and save the document
redactor.Apply(redaction);
redactor.Save();
}
With GroupDocs.Redaction for .NET, you can hide or delete sensitive content in many file types. Keep documents safe while preserving readability.
Find and replace private text across your document for better data security.
Overlay full images or select specific parts to protect visual information.
Remove or change hidden metadata to avoid unintentional data leaks.
// Load the document you want to redact
using (Redactor redactor = new Redactor("source.docx"))
{
// Specify overlay parameters: size, position, color
Size replacement_size = new Size(300, 30);
var replacement_options = new RegionReplacementOptions(Color.Blue, replacement_size);
Point replacement_point = new Point(20, 125);
var redaction = new ImageAreaRedaction(replacement_point, replacement_options);
// Target a specific area on the first page
redaction.Filters = new RedactionFilter[] {
new PageRangeFilter(PageSeekOrigin.Begin, 0, 1),
new PageAreaFilter(new Point(0, 300), new Size(600, 600))
};
// Place overlay on image
redactor.Apply(redaction);
// Save the updated file
var save_options = new SaveOptions() { AddSuffix = true, RasterizeToPDF = false };
var outputPath = redactor.Save(save_options);
}
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Explore documentation, code samples, and community support to enhance your experience.
Use .NET to cover or remove sensitive data in DOCX files. Ideal for keeping confidential documents secure.
