SAP ABAP Table USREXTID (Assignment of External ID to Users) is used by

• Class (3)
• Function Module (20)
• Program (9)
• View (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_CERTRULE_MIGRATION_UI Method: READ	Migration UI	SUSR_CERT	BASIS	SAP_BASIS
2	Class	CL_ST_SAML10 Method: CHECK_SAML_EXTERN_ISSUER	WS Security: SAML 1.1 Token	SOAP_SECURITY	BASIS	SAP_BASIS
3	Class	CL_WSSE_FT_CFG	Configuration on the Basis of Properties	SOAP_SECURITY	BASIS	SAP_BASIS