Detection of Application Layer Ddos Attacks for Web Services Using Information Based Metrics

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Provided by: Creative Commons
Topic: Security
Format: PDF
Distributed Denial of Service (DDoS) attacks is major threats these days over internet applications and web services. These attacks moving forward towards application layer to acquire and waste maximum CPU cycles. By requesting resources from web services in huge amount using rapid fire of requests, attacker automated programs utilizes all the capability of processing of single server application or distributed environment application. The phases of the scheme implementation are user behavior monitoring and detection. In first phase by gathering the information of user behavior and calculating individual user's trust score will take place and entropy of the same user will be calculated.
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