DOORSng (6.0.3) security audit logs
One answer
Are you referring to the "Enable application security" option when you configure the WAS profile? In this case, you misunderstand what it does. It has a completely different meaning than "security audit". For details, see:
https://www.ibm.com/support/knowledgecenter/en/SSAW57_8.5.5/com.ibm.websphere.nd.doc/ae/csec_appsecurity.html