Free Online Encrypt XLSB with Password

Protect MS Excel and OpenDocument Spreadsheet by making them password protected.

*By uploading your files or using our service you agree with our Terms of Service and Privacy Policy .

Editor Conversion Parser Metadata Viewer Watermark Merger Search Assembly Annotation Unlock Protect Splitter Chart Translation Comparison
Share on Facebook
Share on Twitter
Share on LinkedIn
See other apps
Try our Cloud API
See source code
Leave a feedback
Bookmark this app

Aspose.Cells for .NET Aspose.Cells Excel Protect

 

Aspose.Cells
  • Protect XLSB
  • Protect Excel from any device: Windows, Mac, Linux, Android and iOS.
  • Encrypt with password in multiple Excel files
  • Instantly download or send output file as an email
  • The protected excel files require a password to open

XLSB Microsoft Excel Binary Spreadsheet File

XLSB file format specifies the Excel Binary File Format, which is a collection of records and structures that specify Excel workbook content. The content can include unstructured or semi-structured tables of numbers, text, or both numbers and text, formulas, external data connections, charts and images. Unlike XLSX (which is based on Open XML file format), the XLSB represents binary Excel workbook file.

Read More

How to Protect XLSB files

  • Click inside the file drop area to upload XLSB files or drag & drop XLSB files.
  • Enter new password in Password input field to make your XLSB file password protected.
  • Click on Protect Now button. Download link of password protected XLSB file will be shown.
  • You can also send a link to the XLSB file to your email address.
  • Note that file will be deleted from our servers after 24 hours and download links will stop working after this time period.

Other Supported Protections

You can also protect other Excel file formats. Please see the list below.