EncryptionType encryptionType = ticket.getEncPart().getEType();
EncryptionKey serverKey = changepwContext.getServerEntry().getKeyMap().get( encryptionType );
long clockSkew = changepwContext.getConfig().getAllowableClockSkew();
ReplayCache replayCache = changepwContext.getConfig().getReplayCache();
boolean emptyAddressesAllowed = changepwContext.getConfig().isEmptyAddressesAllowed();
InetAddress clientAddress = changepwContext.getClientAddress();
CipherTextHandler cipherTextHandler = changepwContext.getCipherTextHandler();
Authenticator authenticator = KerberosUtils.verifyAuthHeader( authHeader, ticket, serverKey, clockSkew, replayCache,