Description
Write-protects the worksheet. A user will not be able to modify the worksheet in Excel without entering the specified password. This method does not encrypt the worksheet.
C#
vb.net
Parameters
password
The password to use to protect the worksheet. If the password is "" or null, the worksheet will be protected without a password.Remarks
To further protect your spreadsheet, you can protect the Workbook's structure using the Workbook.Protect() method or password encrypt the file using the Workbook.EncryptPassword property.Examples
C#
vb.net