Abstract:

The Internet is pervasive with a huge number of illegal and harmful information With the growth of the Internet, the society is crying for surveillance and supervision of this kind of information However, this job is highly challenging because the surveillance is an extremely complicated social systemic project and one significant part that impacts the development of network ecosystem This article analyzes from the angle of surveillance efficiency, and presents the effecting factors and analysis module Finally, the surveillance in China is evaluated

Key words: internet, harmfulcontent, surveillanceefficiency