In this paper, the divide and conquer attack, Chepyzhov s fast correlation attack and Algebraic attack are applied on the improved summation generator.

System for attack recognition based on mining fuzzy association rules;

Simulation results show the good performance of the proposed scheme on tamper discrimination and tamper localization,which demonstrates the feasibility of the scheme.

Optimal path identification to defend against DDoS attacks;

DDoS attack is one of the most serious dangers in Internet.

There isn t a feasible approach to deal with DDoS attack within the entire INTERNET up to now.