// resolve X509Data
returnKey = resolveX509Data(secureMsg, keyInfo.getX509Data(0), sig,context);
} else if(keyInfo.containsEncryptedKeyToken()){
EncryptedKeyToken token = keyInfo.getEncryptedKey(0);
KeyInfoHeaderBlock kiHB = token.getKeyInfo();
if(kiHB.containsSecurityTokenReference()){
SecurityTokenReference sectr = kiHB.getSecurityTokenReference(0);
} else {
log.log(Level.SEVERE, LogStringsMessages.WSS_0335_UNSUPPORTED_REFERENCETYPE());
throw new XWSSecurityException("Unsupported reference type under EncryptedKey");
}