Check document password-protection
GroupDocs.Merger allows to check document for password-protection. The result will be true if document has password for opening set, in other case false will be returned.
Here are the steps to check document password-protection:
- Instantiate Merger object with source document path or stream;
- Call IsPasswordSet method.
The following code sample demonstrates how to check document password-protection.
bool isPasswordSet = false;
string filePath = @"C:\sample.xlsx";
using (Merger merger = new Merger(filePath))
{
isPasswordSet = merger.IsPasswordSet();
}