With a wide usage of Internet, the instrusion events happened continually by the hakers, among which the Trojan horses play an important role acted as a kind of attack tools with invisiblity and enormous damage.

• 伴随着INTERNET的广泛应用,“黑客”入侵事件不断出现,特洛伊木马作为一种隐蔽性很强、危害性极大的攻击工具在其中扮演了举足轻重的角色。