This MIB is applicable to the SNMPv3 management, including access control view, group, View-based Access Control Model (VACM) security mode, and security level.
The OID of root objects is:
iso(1).org(3).dod(6).internet(1).snmpV2(6).snmpModules(3).snmpVacmMIB(16).vacmMIBObjects(1)