Date Added: Apr 2012
With the progress the Internet, more and more applications provide Web services. This paper shows web page has evolved to be dynamic. User also can interact with the web page. Some malicious users have malicious browsing behaviors, such as flooding attack, to waste the resources and bandwidth of the host for web page. Nowadays, more and more web services are developed on cloud computing. Flooding attack on the application layer has no ability to cause denial of service to a Web server on cloud computing. But resources on cloud mean cost. Any waste of resource will cause unnecessary cost. Therefore, in this paper the authors analyze PHP dynamic pages. According to analysis, they propose a method based on semantic concept to formulate rules to indentify malicious browsing behaviors in order to slice the cost.