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DRM是近年来发展的一种新的信息安全技术,以一定的安全算法实现对数字内容的保护。DRM技术用于电子文件保护,主要是防范非授权用户非法获取电子文件和控制合法用户未经授权对电子文件进行打印、复制、篡改和传播。其在电子文件保护上具有明显的优势,应用前景十分广阔。但是DRM技术在实际应用中还存在一些问题,需要认真思考,深入研究,加以解决。
DRM is a new information security technology developed in recent years, with a certain security algorithm to achieve the protection of digital content. DRM technology is used for the protection of electronic documents, mainly to prevent unauthorized users from obtaining electronic files illegally and to control the unauthorized users to print, copy, tamper and spread electronic files. Its electronic file protection has obvious advantages, the application prospect is very broad. However, there are still some problems in the practical application of DRM technology, which requires careful thinking, in-depth study and solution.