Digital Forensic Technique Review

Now digital forensics has been one of important research topics in information security. It is playing a more and more important role during investigating digital crime. Digital forensics is an essential approach to solving digital crimes. The concepts of digital forensics are discussed. Then we analyze the art of state of digital forensics research in the terms of digital forensic process models,analysis techniques,law and so on. Further the main problems in this area are proposed. Finally developing trend and important research topics of digital forensics are discussed in conjunction with conclusion.