The video security market has recently seen a great expansion in addition to an increasing usage of the Digital Video Recorder (DVR), a device for storing and managing video data on a hard disk under file systems. This study first analyzes its file system for evaluating the DVR and examines the HIKVI- SION, a video surveillance product supplier, and its proprietary file system on the DVR that has yet been widely recognized by the market. Thus, this paper comprehensively analyzes the HIKVISION DVR file system and proposes a reli- able method for digital forensic analyses.
['Jaehyeok Han', 'Doowon Jeong', 'Sangjin Lee']
Analysis of the HIKVISION DVR File System