In order to make the search and kill of web viruses (that transmit through web page accessing) transparent to both the web servers and clients, we introduce KPSG(Kill Proxy Shield Gateway).

• 为了使Web病毒（通过Web传播的网络病毒）的查杀工作对用户及Web服务器透明化，同时降低Web服务器的风险，提高病毒查杀效率。