protected MessageHandler buildInResponseToSecurityHandler() throws ComponentInitializationException {
        MessageHandler inResponseToHandler = new InResponseToSecurityHandler();
        inResponseToHandler.initialize();
        return inResponseToHandler;
    }
<p>buildInResponseToSecurityHandler.</p>

@return a {@link MessageHandler} object
@throws ComponentInitializationException if any.
pac4j-saml/src/main/java/org/pac4j/saml/sso/artifact/DefaultSOAPPipelineFactory.java