public void TestVerifyWrongTimestampData()
        {
            byte[] data = Encoding.UTF8.GetBytes(dataToTimestamp);

            TimestampCreator creator   = new TimestampCreator();
            TimestampObject  timestamp = creator
                                         .SetTsaPrimaryUrl(tsaUrl2)
                                         .SetHashAlgorithm(HashAlgorithm.SHA1)
                                         .SetOutputFormat(OutputFormat.TSR)
                                         .SetDataForTimestamping(data)
                                         .CreateTimestamp();

            Assert.AreEqual(HashAlgorithm.SHA1, timestamp.HashAlgorithm);

            data = Encoding.UTF8.GetBytes("Other string");

            TimestampVerifier verifier = new TimestampVerifier();

            verifier.SetTimestampedData(data)
            .SetHashAlgorithm(HashAlgorithm.SHA1)
            .SetTimestamp(timestamp.Timestamp)
            .Verify();
        }