Explain the anomaly-based intrusion detection method

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The popular method for anomaly-based intrusion detection is based on file-use statistics.

(i) Many other statistics could be used as part of an anomaly-based IDS. For example, network usage would be a sensible statistic to consider. List five other statistics that could reasonably be used in an anomaly-based IDS.

(ii) Why might it be a good idea to combine several statistics rather than relying on just a few?

(iii) Why might it not be a good idea to combine several statistics rather than relying on just a few?

Reference no: EM131990414

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