关键词: 计算机取证, 计算机犯罪, 取证模型, 取证工具

Abstract:

With the development of network technology, computer crimes are increasing.As an interdiscipline of law and computer science,computer forensic becomes an essential part in society.We outline the emergence and development of forensic science, introduce the basic forensic principal and analyze several typical forensic models or tools，to understand the forensic precisely.

Key words: computer forensic, computer crime, forensic models, forensic tools