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An intrusion prevention system (IPS) is a network security tool that monitors network traffic and analyzes it for signs of malicious activity or policy violations. If such activity is detected, the IPS can take various actions to prevent the activity from succeeding. These actions might include blocking the traffic, sending an alert to a security administrator, or quarantining the offending traffic. Also known as an intrusion detection system (IDS), an IPS aims to detect and prevent security threats in real time rather than waiting for the threats to be detected and dealt with after the fact. This makes IPS an important part of an overall security strategy, as it can help to protect networks and systems from attacks that might otherwise go undetected. (more…)