利用一般防火墙不会禁止从计算机内部主动向外部的连接,以及不会禁止关键进程svchost.exe的特点,设计并实现了一个能穿越防火墙的木马程序,具有一定的研究价值.%This paper designs and implements a Trojan horse program that can break through the firewall, with some value for research.According to the general firewall does not prohibit the connection from inside to the out-side, as well as does not prohibit svchost.exe which is a key process in Windows system.
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