| Subject | English | Portuguese |
| comp., MS, Braz. | Windows Communication Foundation | Windows Communication Foundation (A managed technology that is used to build and manage service-oriented Windows systems) |
| comp., MS, Braz. | Windows Communication Foundation application service | serviço de aplicativo do Windows Communication Foundation (An application service such as authentication, profile properties, or roles, that can be accessed by any non-ASP.NET application that can read and send messages in SOAP format. WCF services enable different types of applications to share common data, such as user credentials for logging in) |