SAP ABAP Data Element SSRV_SERVICE_USER (XI Services: Authorized User) is used by

• Class (4)
• Table (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_SRV_BINDING	XI Services: In, Out & P2P Binding Runtime	SAI_SERVICES	BASIS	SAP_BASIS
2	Class	CL_SRV_SERVICE	XI Services: Service	SAI_SERVICES	BASIS	SAP_BASIS
3	Class	CL_XI_SEC_UTIL	Security Utilities for XI	SXMSF	BASIS	SAP_BASIS
4	Class	CL_XI_SEC_UTIL	Security Utilities for XI	SXMSF	BASIS	SAP_BASIS