Network Security第 69 / 100 题
Which device inspects traffic and can actively block malicious activity inline, rather than only alerting on it?
a.IPS
b.IDS
c.Proxy cache
d.Syslog server
解析
An Intrusion Prevention System (IPS) sits inline and can actively block or drop malicious traffic in real time. An IDS, by contrast, only detects and alerts without stopping the traffic. Inline placement is what enables prevention.
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