浅谈数字水印技术在国土资源执法取证领域的应用

Applications of Digital Watermarking Technology in the Field of Land and Resources of Law Enforcement Forensics

随着国土资源执法巡查平台在土地巡查业务中的广泛应用,极大改善了照片、视频、地理坐标位置的获取和使用,随之带来的地理位置信息隐藏、实地照片视频证据的不可修改、伪造信息的辨别判断等需求。数字水印技术的出现为此类需求提供了完整的解决方案,文章介绍了数字水印技术的基本原理与分类,并结合实际巡查取证工作探讨了数字水印技术在巡查证据保护中的应用。

With the land and resources of law enforcement inspection of the land patrol business platform widely used,which greatly improved the photos,videos,geographic coordinates of the location of the access and use,and brought geographical information hiding,site photos video evidence can not be modified,false information to distinguish judgments and other needs.The emergence of digital watermarking technology for such needs to provide a complete solution,the article introduces the basic principles of digital watermarking technology and classification,combined with the actual inspection of forensic work explores the evidence during the inspections of digital watermarking technology to protect the application.