Use Cells Cloud SDK for C# to password-protect local Microsoft Excel and OpenOffice Calc spreadsheets.

C# library for password-protecting local Microsoft Excel and OpenOffice Calc spreadsheets

Utilize the Cells Protect REST API to secure local Microsoft Excel and OpenOffice Calc spreadsheets with passwords in C# workflows. This professional solution enables password protection for Microsoft Excel and OpenOffice Calc spreadsheets online using C#.

C#
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Secure local Microsoft Excel and OpenOffice Calc spreadsheets with a password using Cells Cloud SDK for Python.

API
POST
https://api.aspose.cloud/v3.0/cells/protect
Try it

Password protection for a local spreadsheet can be a complex task. Our C# SDK handles the process, preserving the main structural and logical content of the source spreadsheet. Our C# library offers a professional solution for online password protection of local spreadsheets. This Cloud SDK empowers C# developers with robust functionality and a seamless API.

Code example in C# using REST API to encryption local spreadsheets



How to use Cells Cloud SDK for Net to protect Excel file

  1. Create an account at Dashboard to get free API quota & authorization details
  2. Initialize CellsApi with Client Id, Client Secret, Base URL & API version
  3. Call PostProtect method to get the resultant stream


System Requirements

  1. NET Framework 4.5.2 or newer
  2. Net Standard 2.0 or newer