What is the default interval for how often the dynamic database of the Cisco ASA botnet traffic filt

What is the default interval for how often the dynamic database of the Cisco ASA botnet traffic filter is updated from Cisco/lronPort?

A.
every 5 minutes

B.
every 15 minutes

C.
every 30 minutes

D.
every 1 hour

E.
every 12 hours

F.
every 24 hours