## Workbook.ProtectSharedWorkbook method

Protects a shared workbook.

```csharp
public void ProtectSharedWorkbook(string password)
```

| Parameter | Type | Description |
| --- | --- | --- |
| password | String | Password to protect the workbook. |

### Examples

```csharp
using System;
using Aspose.Cells;

namespace AsposeCellsExamples
{
    public class WorkbookMethodProtectSharedWorkbookWithStringDemo
    {
        public static void Run()
        {
            // Create a new workbook
            Workbook wb = new Workbook();
            
            // Protect the shared workbook with password
            wb.ProtectSharedWorkbook("abcd");
            
            // Save the protected workbook
            wb.Save("ProtectedSharedWorkbook.xlsx");
            
            // Load the protected workbook
            Workbook wbProtected = new Workbook("ProtectedSharedWorkbook.xlsx");
            
            // Verify protection status
            Console.WriteLine("Workbook is protected: " + wbProtected.Settings.IsProtected);
            
            // Unprotect the workbook
            wbProtected.UnprotectSharedWorkbook("abcd");
            
            // Save the unprotected workbook
            wbProtected.Save("UnprotectedSharedWorkbook.xlsx");
        }
    }
}
```

### See Also

* class [Workbook](../)
* namespace [Aspose.Cells](../../../aspose.cells/)
* assembly [Aspose.Cells](../../../)