通过回溯分析，试图找到发起攻击的攻击者。将状态分析法运用于入侵检测，可增强网络抵御IP欺骗攻击的能力。

According to the trace analysis, the real attacker could be found. If this idea is applied in the intrusion detection, the network resistibility under IP spoofing will be reinforced.

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这个数据可以回溯到对洞穴绘画的研究，人们观察猎人们用哪只手拿武器，以及考古学上对文物的分析。

And this goes back to studies of cave paintings, looking at which hands hunters are using to hold their spears, and to archaeological analyses of ancient artifacts.

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通过基于最终结果执行数据流分析，可以将结果回溯到对生成此结果有影响的所有语句。

By performing a data flow analysis based on the final results, it's possible to trace the result back through all of the statements that contributed to producing it.

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