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Document Redaction APIs for .NET & Java

Conholdate.Total offers a format-independent interface for redacting sensitive information from documents, including PDFs, Word, Excel, and PowerPoint files.

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Redact Sensitive Information Effectively

Conholdate.Total is a powerful API designed for removing sensitive and classified information from documents of different formats. It provides a single format-independent interface for redacting PDF, Word, Excel, PowerPoint documents, and images. Choose from various redaction modes, including rasterization and saving in the original format, to suit your specific requirements.

Document & Image Redaction API Key Features

Rasterization Mode

Black out parts of PDF or other supported document types, creating a new PDF file with raster images of redacted document pages. Ideal for conforming to PDF regulations, sharing with third parties, and cross-platform accessibility.

Original Format Preservation

Save the document in its original format after applying redactions. Perfect for continued work and editing, collaboration within the company, and sharing with third parties while hiding sensitive data.

Spreadsheet Redactions

Special case of keeping the original format for redacting spreadsheets with data. Set the scope of redactions to a single worksheet or column to limit textual redactions to specific areas.

Metadata Redactions

Remove or redact document metadata to eliminate sensitive information when saving the document in its original format.

Annotation Redactions

Remove specific or any annotations (comments, badges, etc.) from the document using regular expressions for precise redaction.

Remove Page Redactions

Remove pages from PDF documents, slides from presentations, or worksheets from spreadsheets by specifying the page range and relative position to remove.

Image Redactions

Utilize OCR support to extract text from an image, search and redact sensitive data within the image. Alternatively, put a colored box over specific areas or edit exif data within images.

FAQs

Do you have a demo that I can quickly try?

Certainly! You can easily try out the document redaction process without writing any code by visiting our Document Redaction Tool page.

What is the purpose of rasterization mode?

Rasterization mode blackens parts of a document and creates a new PDF file with raster images of redacted pages. It is ideal for conforming to PDF regulations, sharing with third parties, and ensuring cross-platform accessibility.

When should I use the original format preservation?

Original format preservation is suitable when you need to continue working and editing the document, collaborate within the company while hiding sensitive data, or share the document with third parties while preserving the original format.

How does spreadsheet redactions work?

For redacting spreadsheets, you can set the scope of redactions to a single worksheet or column, limiting textual redactions to specific areas.

What are metadata redactions?

Metadata redactions involve removing or redacting document metadata to eliminate sensitive information when saving the document in its original format.

Can I remove specific annotations from the document?

Yes, you can remove specific or any annotations (comments, badges, etc.) from the document using regular expressions for precise redaction.

How do image redactions work?

With OCR support, you can extract text from an image, search and redact sensitive data within the image. Additionally, you can put a colored box over specific areas, edit exif data, or redact all kinds of embedded images within a document.

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