- A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. - It acts as a barrier between a trusted internal network and untrusted external networks (like the internet). - Modems are networking devices for internet access. Compilers and Interpreters are software tools for programming languages.
Which one of the following is a computer security device ?
Asked in UPSC CISF AC EXE 2018 · 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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