Check zip is password protected or not

An unhandled exception of type 'System.NotSupportedException' occurred in ICSharpCode.SharpZipLib.dll

Additional information: Compression method not supported

public static bool IsPasswordProtectedZipFile(string path)
        {            
            using (FileStream fileStreamIn = new FileStream(path, FileMode.Open, FileAccess.Read))
            using (ZipInputStream zipInStream = new ZipInputStream(fileStreamIn))
            {
                ZipEntry entry = zipInStream.GetNextEntry();
                return entry.IsCrypted;
            }
        }