内容分级系统中分级标签的安全性研究

Research of the Rating label safety in content rating system

内容分级是针对互联网上不良信息日益泛滥而提出的。在此系统中,保证描述内容等级的分级标签的安全性与一致性是非常重要的,文章从保证信息完整性和可信性的常用方法入手,把消息摘要和数字签名机制引入到内容分级中,并对上述机制在保证分级标签的安全性与一致性的工作原理进行了阐述与分析。

Internet Content Rating system provides us a good method to block the increasing spread of harmful information in the internet. It is very important to ensure the safety and consistency of the rating label in this system. The message digest and digital signature are the two common methods to ensure the information integrity and credibility. And we introduce the two mechanisms in the content rating system in order to ensure the safety of the rating label. We elaborate and analysis the working principle in this article.