Which firewall filtering type checks the actual structural state of an active network connection, keeping track of outbound data handshakes to verify that incoming response packets are legitimate parts of an established session? MCQ with Answer and Explanation
Which firewall filtering type checks the actual structural state of an active network connection, keeping track of outbound data handshakes to verify that incoming response packets are legitimate parts of an established session?
A. Stateless Packet Filtering
B. Application Layer Proxy
C. Circuit Level Gateway
D. Stateful Inspection Firewall
Answer: Option D
Solution (By JKExamLibrary)
Stateful firewalls track the operational status and context of network connections, validating incoming packets against verified outbound session states.
Which type of firewall inspects raw data payloads at the highest layer of the network stack, filtering traffic based on specific application commands and web parameters?
Explanation:
Application firewalls operate at Layer 7 of the OSI model, analyzing specific application-level protocols (like HTTP or FTP) to block sophisticated web attacks.
An attacker uses specialized software to capture, inspect, and log unencrypted data packets as they travel across a shared public Wi-Fi network. This exploit is classified as a/an:
Explanation:
Packet sniffing or eavesdropping intercepts raw data frames over network links, allowing threat actors to spy on unencrypted confidential payloads.
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