The response receiver defines the security requirements of the response received from a request to a Web service. The security constraints for response sender must match the security requirements of the response receiver. If the constraints do not match, the response is not accepted by the caller or the sender.
There is an important distinction between V5.x and V6.0.x and later applications. The information in this article supports V5.x applications only that are used with WebSphere Application Server V6.0.x and later. The information does not apply to V6.0.x and later applications.
The security handler enforces the security constraints based on the security requirements defined in the IBM extension deployment descriptor, located in the ibm-webservicesclient-ext.xmi file and in the bindings, located in the ibm-webservicessclient-bnd.xmi file.
For example, the security requirement might have the response SOAP body encrypted. If the SOAP body of the SOAP message is not encrypted, the response is rejected and the appropriate fault code is communicated back to the caller of the Web services. You can specify the following security requirements for a response receiver: