Here we would like to draw your attention to SM20_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).SM20_OLD is a transaction code used for Security Audit Log Evaluation (Old) in SAP.
It comes under the package SECU.When we execute this transaction code, SAPMSM20 is the normal standard SAP program that is being executed in background.
Transaction SM20_OLD technical data table
|Purpose||Security Audit Log Evaluation (Old)|