Send Cookie in HTTP Header WebRequest Problem: You are using a third-party web service to which you are connecting with your own web service. The third-party web service is divided into two phases. Phase 1 is dependent on nothing i.e. you just pass the parameters and the web service returns the details you would like. Phase 2 though is dependent on the first. The problem is that the second phase -- apart from the method parameters -- also requests that you pass on the JSessionID value which was returned...