Internet Communication Manager
Abbreviated as ICM. Internet Communication Manager (ICM) is a process of AS ABAP that enables AS ABAP to communicate directly with the Internet using HTTP/HTTPS/SMTP. ICM is used to connect Web-based presentation components such as SAPUI5, Web Dynpro ABAP, and BSP. ICM also enables an AS ABAP to be used both as a client and as a server for Web services. ABAP programs access ICM using classes and interfaces of Internet Communication Framework.