Summary

Recap

• Denial of Service is a very commonly used attack methodology.

• Distributed Denial of Service using a multiplicity of Zombie machines is an often seen attack methodology.

• There are various tools available for attackers to perpetrate DOS attacks.

• Protection against DOS is difficult due to the very nature of the attacks.

• Different scanning tools are available to aid detection and plugging of vulnerabilities leading to DOS

• If detected the countermeasures should be pressed immediately to limit damages.