connect(localhost,root,,test,MASTER_PORT,MASTER_SOCKET); connect without_ssl,localhost,root,,,,,TCP NOSSL; ERROR 08004: Connections using insecure transport are prohibited while --require_secure_transport=ON. connect with_ssl,localhost,root,,,,,TCP SSL; SELECT (VARIABLE_VALUE <> '') AS have_ssl FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME='Ssl_cipher'; have_ssl 1 disconnect with_ssl; connection default;