Rebecca Wishes to Control How Data Can Flow into and Out

Multiple Choice

Rebecca wishes to control how data can flow into and out of her network. She spoke to her boss about problems the office is experiencing with data flow. He took it upon himself to purchase a program, but the program cannot prevent attacks that employ application-specific vulnerabilities. What did the boss purchase?

A) Stateful Firewall
B) Proxy Firewall
C) Firewall Inspector
D) Packet-filtering Firewall