Firewall
A network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
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Related Network Security terms
VPN (Virtual Private Network)
A technology that creates a secure, encrypted connection over a less secure network, such as the internet.
IDS (Intrusion Detection System)
A device or software application that monitors a network or systems for malicious activity or policy violations.
IPS (Intrusion Prevention System)
A network security tool that monitors network traffic to detect and prevent identified threats.
DMZ (Demilitarized Zone)
A physical or logical subnet that separates an internal network from untrusted external networks.
SIEM (Security Information and Event Management)
A software solution that aggregates and analyzes security data from across the organization to detect threats.
SOC (Security Operations Center)
A centralized unit that monitors an organization's IT infrastructure for cybersecurity threats 24/7.