@Bean
        public Transcoder transcoder() {
            val cipher = new WebflowConversationStateCipherExecutor("AES", 512, 16);
            return new EncryptedTranscoder(cipher);
        }
Test cases for {@link ClientFlowExecutionRepository}.

@author Misagh Moayyed
@since 6.1
core/cas-server-core-webflow/src/test/java/org/apereo/cas/web/flow/executor/ClientFlowExecutionRepositoryTests.java