CAJ | 학술논문

数字多媒体取证是信息安全一个刚刚兴起的研究领域,研究数字多媒体取证技术对确保多媒体数据的可靠性有着极其重要的意义.以数字图像取证为代表,从篡改检测、来源辨识、真实性鉴定、设备成分取证以及多媒体取证方法的可靠性等五个方面对现有数字多媒体取证技术进行综述,重点介绍了典型算法,并指出当前研究中存在的一些主要问题,给出本领域未来的研究方向.
수자다매체취증시신식안전일개강강흥기적연구영역,연구수자다매체취증기술대학보다매체수거적가고성유착겁기중요적의의.이수자도상취증위대표,종찬개검측、래원변식、진실성감정、설비성분취증이급다매체취증방법적가고성등오개방면대현유수자다매체취증기술진행종술,중점개소료전형산법,병지출당전연구중존재적일사주요문제,급출본영역미래적연구방향.
Digital multimedia forensics is an emerging research field of information security. The research on digital multimedia forensics is important to ensure the credibility of digital multimedia data. Using digital image forensics as an example, the authors reviewed the current digital multimedia forensics techniques from the five aspects, including tamper detection, source device identification, authenticity verification, device component forensics, and the reliability of digital multimedia forensics. The authors focused on introducing typical algorithms, and meanwhile, pointed out the main problems in the current research and suggested the urgent topics for the future research.