The CSIRT is reviewing the lessons learned from a recent incident A worm was able to spread unhindered throughout the network and infect a large number of computers and servers.
Which of the following recommendations would be BEST to mitigate the impacts of a similar incident in the future?
A . Install a NIDS device at the boundary.
B . Segment the network with firewalls
C . Update all antivirus signatures daily
D . Implement application blacklisting.
Answer: C