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摘要: 精简二进制代码形式的软件是软件分析和程序理解需要处理的一类具有代表性的对象,基于高级语言源代码和调试符号信息的传统分析方法在处理此类软件时受到了极大限制。提出一种精简二进制形式软件的理解方法,首先将分析对象转变为运行期进程,引入实际运行中的进程信息;然后引入程序的行为特征,以程序表现出的外在行为和对外接口作为辅助信息,将此类外部特征映射到程序代码;最后基于切片思想和调试技术,获得程序切片并分析。这种方法为分析理解过程扩展了信息量,降低了复杂度,解决了分析此类软件时信息缺失和难以建立理解模型的问题。