The realization of digital forensics identification workflow audit and custody system

Digital evidence gradually turns into a new type lawsuit evidence. The research on digital forensics technologies focus on evidence search, recovery and data analysis, while legality, authenticity and integrality of forensics process doesn´t get supervised. In this paper, on the basis of forensic steps and process research, the author intends to illustrate modeling social auditing work and designing a system to monitor digital forensics verification workflow to solve the problem of chain of custody in the process of digital evidence acquisition, transfer, storage and analysis.