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cyber threats continue to grow in scale, sophistication, and frequency, protecting digital assets has become one of the most critical responsibilities for modern organizations. Firewalls, encryption, and authentication systems provide foundational layers of defense, but these alone are no longer sufficient. Cybercriminals now employ advanced tactics that can bypass traditional security controls, making early detection essential. This is where Intrusion Detection Systems (IDS) come into play. IDS serves as a vigilant watchdog within a network or system, continuously monitoring activity to detect suspicious behavior and alert administrators before damage occurs.
Understanding Intrusion Detection Systems
An Intrusion Detection System is a security solution designed to monitor network traffic, system activities, or application behavior to identify unauthorized access, anomalies, or malicious actions. Unlike a firewall—which mainly prevents external attacks—IDS focuses on identifying threats once they enter or attempt to enter the system. It acts as a second line of defense, catching attacks that slip…