Show navigation5.9 Web Service Choreography5.9.1 Introduction5.9.2 Asymmetric Choreography5.9.3 Symmetric Direct Choreography5.9.4 Choreography via a Hub5.9.5 URLs5.9.6 Personalising the Feed5.9.7 Web Server Set-up and Authentication5.9.8 Identifying Web Service Callers Without Authentication5.9.9 Web Service Commands