Here we would like to draw your attention to SU21 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).SU21 is a transaction code used for Maintain Authorization Objects in SAP.
It comes under the package SUSR.When we execute this transaction code, RSU21_NEW is the normal standard SAP program that is being executed in background.
SAP SU21 menu path
See the possible menu paths to access the same report by avoiding entering the transaction code.
Tools → ABAP Workbench → Development → Other Tools → Authorization Objects → Objects
Transaction SU21 technical data table
|Purpose||Maintain Authorization Objects|