--- /dev/null
+**Phase 1: Completed pre-decoding.
+ full event: 'Jun 16 09:53:44 niban useradd[5721]: new group: name=test2, gid=12001'
+ hostname: 'niban'
+ program_name: 'useradd'
+ log: 'new group: name=test2, gid=12001'
+
+**Phase 2: Completed decoding.
+ No decoder matched.
+
+**Phase 3: Completed filtering (rules).
+ Rule id: '5901'
+ Level: '8'
+ Description: 'New group added to the system'
+**Alert to be generated.
+
+