An architectural style for an API that uses HTTP requests to access and use data. That data can be used to GET, PUT, POST, and DELETE data types, which refers to the reading, updating, creating, and deleting of operations concerning resources. Related terms SOAP A standard communication protocol system that permits processes using different operating systems like Linux and Windows to communicate via HTTP and XML. GraphQL An open-source data query and manipulation language for APIs, and a runtime for fulfilling queries with existing data. See the Noname API Security Platform in Action Book a Demo