Verify CAdES Digital Signatures in C#

void VerifyCadesSignature()
{
    CadesVerify cv = new CadesVerify("signedDocument.docx.p7s", "");

    Console.WriteLine("Number of signatures: " + cv.Signatures.Count.ToString());

    //verify every digital signature from the signed document
    foreach (CadesSignatureInfo csi in cv.Signatures)
    {
      Console.WriteLine("Hash Algorithm: " + csi.HashAlgorithm.FriendlyName);
      Console.WriteLine("Signature Certificate Information");
      Console.WriteLine("Certificate issued by:" + csi.SignatureCertificate.Issuer);
      Console.WriteLine("Certificate will expire on: " + csi.SignatureCertificate.NotAfter.ToString());
      Console.WriteLine("Certificate is valid: "
      + DigitalCertificate.VerifyDigitalCertificate(csi.SignatureCertificate, VerificationType.CRL));

      Console.WriteLine("Signature Is Valid: " + csi.SignatureIsValid.ToString());
      Console.WriteLine("Signature Time: " + csi.SignatureTime.ToLocalTime().ToString());
      Console.WriteLine("Is Timestamped: " + csi.SignatureIsTimestamped);

      if (csi.SignatureIsTimestamped == true)
      {
        Console.WriteLine("Hash Algorithm: " + csi.TimestampInfo.HashAlgorithm.FriendlyName);
        Console.WriteLine("Is TimestampAltered: " + csi.TimestampInfo.IsTimestampAltered.ToString());
        Console.WriteLine("TimestampSerial Number: " + csi.TimestampInfo.SerialNumber);
        Console.WriteLine("TSA Certificate: " + csi.TimestampInfo.TsaCertificate.Subject);
      }
    }
}

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