GroupDocs.Redaction for .NET 关于

编辑、隐藏或删除文档、工作表、演示文稿和 PDF 文件中的敏感内容和元数据。

GroupDocs.Redaction for .NET allows you to locate and redact sensitive text. Text can be replaced or hidden using colored image overlays for added security. Supported across a wide variety of formats including PDFs and Office documents, this feature helps protect private data and streamline business compliance. It can also automatically detect and redact images, either fully or partially, on document pages. Specify search criteria and targeted regions to mask sensitive visual content efficiently. Many file types contain hidden metadata, such as author names in Word files or EXIF data in images. GroupDocs.Redaction for .NET makes it simple to find and redact this information to ensure full data privacy. Ensure complete content protection by redacting document-specific elements like annotations, comments, and embedded objects in formats such as PDFs.

Supported File Formats

MS Office Formats

  • Word: DOCX, DOC, DOCM, DOT, DOTX, DOTM,
  • Excel: XLSX, XLS, XLSM, XLSB,
  • PowerPoint: PPT, PPTX

Other Office Formats

  • Portable: PDF
  • OpenDocument: ODT, ODS, OTS, ODP, OTT
  • Text Formats: RTF, CSV, TXT, TSV

Other Formats

  • Web: HTM, HTML, MD
  • Images: BMP, GIF, JPEG, PNG, TIFF, WEBP
  • eBooks: DJVU

GroupDocs.Redaction for .NET Features

  • Flexible Search - Perform case-sensitive or case-insensitive searches to redact specific phrases or terms.
  • Replace or Remove Text - Easily find and replace or delete sensitive text throughout your documents.
  • Hide Text with Images - Use colored image overlays to visually mask redacted content instead of replacing text.
  • Advanced Search Capabilities - Use regular expressions for precise and flexible content redaction across complex data sets.
  • Scoped Redaction - Target specific pages or defined page areas to limit redaction to relevant sections only.
  • Metadata Redaction - Find and redact metadata properties to protect document ownership and creation details.
  • Flexible Output Formats - Export redacted files to PDF or any supported format while preserving layout integrity.
  • Complete Metadata Erasure - Erase all metadata from a document in a single action to ensure absolute privacy.
  • XML-Based Redaction Rules - Define redaction policies in XML format for repeatable, automated processing across multiple files.