/// <summary> /// Returns if a self signed certificate is properly signed. /// </summary> private static bool IsSignatureValid(X509Certificate2 cert) { Org.BouncyCastle.X509.X509Certificate bcCert = new Org.BouncyCastle.X509.X509CertificateParser().ReadCertificate(cert.RawData); try { bcCert.Verify(bcCert.GetPublicKey()); } catch { return(false); } return(true); }