About GroupDocs.Redaction for .NET

Redact, hide or remove sensitive content & metadata from documents, worksheets, presentations, ‎and PDF files.

GroupDocs.Redaction for .NET is an API library that helps you erase sensitive and classified data from ‎various file formats, such as, Microsoft Word, Excel, PowerPoint and PDF. The Redaction API’s format-independent interface supports redaction of various types, e.g., text redaction, metadata ‎redaction, annotation redaction, and tabular document redaction. It ‎also allows you to redact password protected files. You are allowed to save the document in its original ‎format as well as create a sanitized PDF document with raster images of original pages.‎‎

Supported File Formats

Redact Text, Metadata & Comments

  • Word: DOC, DOCX, DOT, ODT, DOTX, DOCM, DOTM, RTF
  • Excel: XLS, XLSX, XLT, XLTX, XLSM, XLTM, CSV
  • PowerPoint: PPT, PPTX, PPS, PPSX, POTX, PPTM, PPSM, POTM
  • Fixed Layout: PDF
  • Raster Images: JPG, BMP, PNG, GIF, TIFF

GroupDocs.Redaction for .NET Features

  • Perform case-sensitive search for exact phrase redaction.
  • Use color box to hide redacted text instead of string replacement.
  • Locate & redact out any text using regular expression search.
  • Filter all or any combination of classified metadata information of document.
  • Quickly erase complete metadata information of specific document.
  • Set a scope of the redaction to a specific worksheet and/or column in Excel.
  • Remove all or specific comments and other annotations from the document.
  • Search & remove sensitive data from the annotation text.
  • Ability to work with your own formats & redactions.
  • Support for raster image formats and image region redactions.
  • Specify a set of redaction rules (policy) in XML file.
  • Specify pages range and PDF compliance level while converting to PDF.
  • Edit or delete EXIF Metadata from image files.
  • Redact embedded images inside the PDF, Word & Presentation documents.
  • Save a Redaction Policy as an XML file.