Here we would like to draw your attention to SU24_OLD transaction code in SAP. As we know it is being used in the SAP BC-SEC (Security in Basis) component which is coming under BC module (BASIS).SU24_OLD is a transaction code used for Auth. Obj. Check Under Transactions in SAP.
It comes under the package S_PROFGEN_OBSOLETE.When we execute this transaction code, SAPMS921 is the normal standard SAP program that is being executed in background.
Transaction SU24_OLD technical data table
|Purpose||Auth. Obj. Check Under Transactions|