Redact XLSM Files via C# in .NET Core Apps

Search & Replace Text in Office & OpenOffice Documents, Spreadsheets & Presentations as well as XLSM on Windows, Linux & macOS


Document Redaction for .NET API

A single format-independent interface for redacting sensitive and classified information from the PDF, Word, Excel, PowerPoint documents and images, including the ability to change metadata and remove comments. With GroupDocs.Redaction for .NET tool you can redact text and save redacted document in PDF, transforming all pages into raster images or keep the document in its original format for further editing.

Redact Exact Text from XLSM via C#

GroupDocs.Redaction makes it easy for .NET developers to add XLSM file redaction feature with a few easy steps.

Get Started with Redaction API

Install from command line as nuget install GroupDocs.Redaction or via Package Manager Console of Visual Studio with Install-Package GroupDocs.Redaction. Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads, and reference it in your project manually.

using (Redactor redactor = new Redactor(@"sample.xlsm"))
{
	redactor.Apply(new ExactPhraseRedaction("John Doe", new ReplacementOptions("[personal]")));
	redactor.Save();
}

XLSM Redaction Live Demo

Checkout the free online demo for XLSM Redaction.

No need to set up

No need to write any code

Just upload the source file

Get the download link

What is XLSM File Format?

Files with XLSM extension is a type of Spreadsheet files that support Macros. From application point of view, a Macro is set of instructions that are used for automating processes. A macro is used to record the steps that are performed repeatedly and facilitates performing the actions by running the macro again. Macros are programmed with Microsoft’s Visual Basic for Applications (VBA) from within the Excel Workbook using the Visual Basic Editor and can be run/debug directly from there.

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Other Redaction Options

CSV Redaction

(Comma Seperated Values)

DOC Redaction

(Microsoft Word Binary Format)

DOCM Redaction

(Microsoft Word 2007 Marco File)

DOCX Redaction

(Office 2007+ Word Document)

DOT Redaction

(Microsoft Word Template Files)

DOTM Redaction

(Microsoft Word 2007+ Template File)

DOTX Redaction

(Microsoft Word Template File )

PDF Redaction

(Portable Document Format)

POT Redaction

(Microsoft PowerPoint Template Files)

POTM Redaction

(Microsoft PowerPoint Template File)

PPS Redaction

(PowerPoint Slide Show)

PPSM Redaction

(Macro-enabled Slide Show)

PPSX Redaction

(PowerPoint Slide Show)

PPT Redaction

(Microsoft PowerPoint 97-2003)

PPTM Redaction

(Macro-enabled Presentation File)

PPTX Redaction

(Open XML presentation Format)

RTF Redaction

(Rich Text Format)

XLS Redaction

(Microsoft Excel Spreadsheet (Legacy))

XLSX Redaction

(Open XML Workbook)

XLT Redaction

(Excel 97 - 2003 Template)

XLTM Redaction

(Excel Macro-Enabled Template)

XLTX Redaction

(Excel Template)

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