A particular web service is selected based on conformation to a particular degree-of-trust. Information about available web services is requested. Responsive to requesting that information on the particular web service, a list of possible services is presented. The list of possible services includes a plurality of services, each of the plurality having a levels-of-trust assigned thereto. An acceptable web service having an acceptable degree-of-trust can then be selected from the list of possible services. Responsive to selecting the acceptable service from the list of possible services, the acceptable service can be invoked.