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This study has proposed a new detection method for DDoS attack traffic based on statistical test. We first investigate the statistics of SYN arrival rate and find that SYN arrival rate can be can be modeled by normal distribution. We set up a threshold for maximum arrival rate to detect DDoS flood traffic. We also establish a threshold for incomplete three-way handshaking packet ratio to detect possible...
The wide spread of WLAN and the popularity of mobile devices increases the frequency of data transmission among mobile users. How to provide a secure and convenient protocol for data transmission is important. In this paper we propose a location-dependent approach is proposed for mobile information system. The mobile client transmits a target latitude/longitude coordinate for data encryption to information...
Mobile communications offer a wide variety of services to people. All mobile subscribers can use a personal trusted device (PTD) to access various resources and conduct their business anytime from anywhere. This feature has contributed greatly to the rapid development of mobile commerce. In fact, the PTD lack of computing resources has become a problem in mobile commerce development. In this paper,...
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