A Study on DDOS Attacks, Danger and Its Prevention

Abstract: The present era is completely dependent on Internet which serves as a global information source for all users. Therefore the availability of internet is very important. Distributed denial-of-service is one kind of the most highlighted and most important attacks of today’s cyber world. This paper mainly focuses on the DDoS attack which obstruct the network availability by overflowing the victim with high volume of illegal traffic usurping its bandwidth, overburdening it to prevent valid traffic to get through. We have also described the various types of DoS attack techniques that are inflicted upon the ISPs. The study of this research is to find out the various techniques to prevent these attacks along with their mitigation techniques and to find out any possible solution.