Using graphic turing tests to counter automated DDoS attacks against web servers.

Autor: Morein, William G., Stavrou, Angelos, Cook, Debra L., Keromytis, Angelos D., Misra, Vishal, Rubenstein, Dan
Zdroj: Proceedings of the 10th ACM Conference: Computer & Communications Security; 10/27/2003, p8-19, 12p
Databáze: Complementary Index