public void Properties ()
		{
			X509ThumbprintKeyIdentifierClause ic =
				new X509ThumbprintKeyIdentifierClause (cert);
			Assert.AreEqual (cert.GetCertHash (), ic.GetX509Thumbprint (), "#1-1");
			Assert.AreEqual (null, ic.ClauseType, "#1-2");

			ic = new X509SecurityToken (cert).CreateKeyIdentifierClause<X509ThumbprintKeyIdentifierClause> ();
			Assert.AreEqual (cert.GetCertHash (), ic.GetX509Thumbprint (), "#2-1");
			Assert.AreEqual (null, ic.ClauseType, "#2-2");
		}