An Intrusion Prevention System (IPS) uses packet inspection (either signature-based, anomaly-based, or both) to analyze network traffic and detect malicious patterns. Configuring packet inspection is the first step to ensure the IPS can identify and respond to specific attack signatures.
[Reference:, CompTIA Security+ SY0-701 Official Study Guide, Domain 3.2: "IPS devices must be configured to inspect network packets for attack patterns.", Exam Objectives 3.2: “Summarize security implications of embedded and specialized systems.”, , ]
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