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.

• 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