DOS Attack Analysis and Study of New Measures to Prevent

Denial of Service (DoS) and distributed denial of service attack (DDoS) is now a common means of attack that affects seriously network security and the quality of online services. This paper analyzes the DoS (DDoS) attack prevention principles and gives an thorough analysis of existing prevention techniques, proposed to prevent DoS (DDoS) attacks in three ways: using a router DoS attack prevention, increase the trusted platform module, increase system defenses.