发式扫描引擎：一种自学习的扫描方法，可以根据客户提供的内容，在扫描过程中对算法做出适当的实时调整。

3.统计扫描引擎：依据据概率统计算法，根据已有信息来推断客户提供的新信息是否是垃圾信息。

4.词法扫描引擎：根据已有词库，对所有信息进行扫描，能有效阻止非法，反动，等阻碍网络和谐发展的信息。

另外我们目前可以扫描*，病毒等信息，由于*和病毒库较小，只能识别出少量*病毒,以后会不断加强。-Scanning engine: a self-learning scan method, can according to customers to provide the content, in the scanning process of the algorithm to make appropriate real-time adjustment.

3 Statistical scanning engine: according to the probability and statistics algorithm, according to the existing information to infer whether the new information provided by customers is junk information.

4. Lexical scanning engine: according to the existing lexicon, with all the information on scanning, can effectively prevent illegal, reactionary, hinder the harmonious development of networks of information.

In addition, we can scan Trojans, viruses and other information, as a result of the smaller Trojan and virus, only to identify a small number of Trojan virus, the future will continue to strengthen.