SymmetricCryptor clientCryptor = keyGenClient.getSymmetricCryptor(serverKey);
String cleartext = "cleartext!"; //$NON-NLS-1$
String ciphertext = serverCryptor.encrypt(cleartext);
String cleartext2 = clientCryptor.decrypt(ciphertext);
assertEquals(cleartext, cleartext2);
assertTrue(!ciphertext.equals(cleartext));
}