Here we would like to draw your attention to SU20 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).SU20 is a transaction code used for Maintain Authorization Fields in SAP.
It comes under the package SUSR.When we execute this transaction code, RSU20_NEW is the normal standard SAP program that is being executed in background.
SAP SU20 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 → Fields
Transaction SU20 technical data table
|Purpose||Maintain Authorization Fields|