When implementing components into an enterprise network, what is the purpose of a firewall?
- A firewall is a system that stores vast quantities of sensitive and business-critical information.
- A firewall is a system that enforces an access control policy between internal corporate networks and external networks.
- A firewall is a system that inspects network traffic and makes forwarding decisions based solely on Layer 2 Ethernet MAC addresses.
- A firewall is a system that is designed to secure, monitor, and manage mobile devices, including corporate-owned devices and employee-owned devices.
Answers Explanation & Hints:
A firewall is a system that enforces an access control policy and prevents the exposure of sensitive hosts, resources, and applications to untrusted users.