The primary purpose of a firewall is to act as a security barrier that monitors and controls incoming and outgoing network traffic. It enforces security rules to block unauthorized connections and prevent malicious traffic from entering or leaving a network or individual computer, particularly via external networks like the internet.
What is the primary purpose of a firewall?
Asked in UPSC CBI DSP LDCE 2023 · Topic: Cyber Security and Cyber Crimes (Cyber Security Technologies and Countermeasures: Firewalls, Intrusion Detection/Prevention Systems (IDS/IPS), Encryption, VPNs, Antivirus, Multi-factor Authentication)
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Answer: D. Prevents unauthorized access to your computer via internet
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