Which of the following statements are true regarding software firewalls versus hardware firewalls?
Select two.
a. A hardware firewall provides less of a target for attackers.
b. A hardware firewall is more expensive than a software firewall.
c. A software firewall is implemented virtually within a hardware firewall.
d. A software firewall requires more effort to configure because it has more features.
e. A software firewall runs on a computer whereas a hardware firewall runs on a router.