Eric Y. ChenAkinori YonezawaPractical techniques for defending against DDoS attacks.722005conf/aiccsa/2005AICCSAhttps://doi.org/10.1109/AICCSA.2005.1387066https://doi.ieeecomputersociety.org/10.1109/AICCSA.2005.1387066db/conf/aiccsa/aiccsa2005.html#ChenY05