Analysis is the core function of intrusion detection. The analysis and processing process of intrusion detection can be divided into three phases; build an analyzer to perform analysis on actual field data.
Which of the analysis, feedback and refinement is the function included in the first two stages?
- Data analysis, data classification, post-processing
- Data processing, data classification, post-processing
- Data processing, attack classification, post-processing
- Data processing, data classification, attack playback
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