Malachi, a security professional, implemented a firewall in his organization to trace incoming and outgoing traffic. He deployed a firewall that works at the session layer of the OSI model and monitors the TCP handshake between hosts to determine whether a requested session is legitimate. Identify the firewall technology implemented by Malachi in the above scenario.

Malachi, a security professional, implemented a firewall in his organization to trace incoming and outgoing traffic. He deployed a firewall that works at the session layer of the OSI model and monitors the TCP handshake between hosts to determine whether a requested session is legitimate. Identify the firewall technology implemented by Malachi in the above scenario.
A . Next generation firewall (NGFW)
B . Circuit-level gateways
C . Network address translation (NAT)
D . Packet filtering

View Answer

Answer: B

Explanation:

A circuit-level gateway is a type of firewall that works at the session layer of the OSI model and monitors the TCP handshake between hosts to determine whether a requested session is legitimate. It does not inspect the contents of each packet, but rather relies on the session information to filter traffic