Which three security measures can be used to mitigate DoS attacks that are directed at exposed hosts within the E-Commerce module? (Choose three.)
A.
Use NIDSs and HIPSs to detect signs of attack and to identify potentially successful breaches.
B.
Partition the exposed hosts into a separate LAN or VLAN.
C.
Use LAN switch VTP pruning to separate hosts on the same segment.
D.
Use a VPN concentrator (IPSec) to protect and verify each connection to the exposed host or hosts.
E.
Use firewalls to block all unnecessary connections to the exposed hosts.
Explanation: