See this at: linuxsecurity.com| Added on 06/23/06

Page 1 of 2In this article I am trying to explain what DDOS is and how it can be prevented. DDOS happens due to lack of security awareness of the network/server owners. On a daily basis we hear that a particular machine is under DDOS attack or NOC... See more

Page 1 of 2In this article I am trying to explain what DDOS is and how it can be prevented. DDOS happens due to lack of security awareness of the network/server owners. On a daily basis we hear that a particular machine is under DDOS attack or NOC has unplugged the machine due to DDOS attack . So DDOS has become one of the common issues in this electronics world. DDOS is like a disease which doesn't have an anti-viral developed. So we should be carefull while dealing with it . Never take it lightly. In this article i am trying to explain the steps/measures which will help us defend from DDOS attack ,up to a certain extend . See less

Highlights: 1) At command prompt execute the below command bash#netstat -lpn|grep :80 |awk '{print $5}'|sort 2) Check each block of ips.

See this at: cisco.com| Added on 06/23/06

This white paper contains information to help you understand how DDoS attacks are orchestrated, recognize programs used to facilitate DDoS attacks, apply measures to prevent the attacks, gather forensic information if you suspect an attack, and learn... See more

This white paper contains information to help you understand how DDoS attacks are orchestrated, recognize programs used to facilitate DDoS attacks, apply measures to prevent the attacks, gather forensic information if you suspect an attack, and learn more about host security. See less

See this at: grc.com| Added on 06/23/06

Perhaps the most startling aspect of this attack was that the apparent source was hundreds of the Internet's "core routers", web servers belonging to yahoo.com, and even a machine with an IP resolving to "gary7.nsa.gov". We appeared to be under... See more

Perhaps the most startling aspect of this attack was that the apparent source was hundreds of the Internet's "core routers", web servers belonging to yahoo.com, and even a machine with an IP resolving to "gary7.nsa.gov". We appeared to be under attack by hundreds of very powerful and well-connected machines. See less

See this at: en.wikipedia.org| Added on 06/23/06

This article needs more context around or a better explanation of technical details to make it more accessible to general readers and technical readers outside the specialty, without removing technical details. See below for more information. This... See more

This article needs more context around or a better explanation of technical details to make it more accessible to general readers and technical readers outside the specialty, without removing technical details. See below for more information. This article or section may be confusing or unclear for some readers, and should be edited to rectify this. Please improve the article, or discuss the issue on the talk page. A denial-of-service attack (also, DoS attack) is an attack on a computer system or network that causes a loss of service to users, typically the loss of network connectivity and services by consuming the bandwidth of the victim network or overloading the computational resources of the victim system. See less