discrete,


chrishoge Networking Chapter 9 Terms in this set (21) Explain Netowrk Authentication Methods Something you know, Something you have, Something you are. Explain Basic Concepts Behind Public Key Infrastructure Two models for administering public keys. Centralized- places all key administration authority with a top level entity.



A firewall is a security device or program that monitors network traffic and detects potential threats. The main purpose of a firewall is to act as a barrier that allows non-threatening traffic in and keeps dangerous traffic out. The scope of a firewall's protection varies between use cases. Security teams use firewalls to: