Generates metrics for dashboards and alerts
Under Logs > Log Groups > group > Metrics filters tab:
Can track failed SSH attempts on a port
[version, account, eni, source, destination, srcport, destport="22", protocol="6", packets, bytes, windowstart, windowend, action="REJECT", flowlogstatus]
Can create alarms for metric filters for certain port attempts/failures
Can view log insights → and query log groups by clicking Queries and under sample queries there are many pre-written out of the box ready to go queries for many different scenarios and technologies