Here we would like to draw your attention to CUSTMON1 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).CUSTMON1 is a transaction code used for Objects in Customer Namespace in SAP.
It comes under the package SAIS_BCE.
Transaction CUSTMON1 technical data table
|Purpose||Objects in Customer Namespace|