Understanding DoS and DDoS attacks: Their nature and how they operate

By Abhishek Srinivasan, Director of Products at Array Networks

In the modern era of technology, when organisations are dependent on online resources, it is fundamental to know about cyber-attacks such as Distributed Denial-of-Service (DDoS) and Denial-of-Service (DoS). These attacks’ goal is to disintegrate the usual operations of websites, servers or networks creating substantial functional and financial obstacles.

DoS and DDoS Attacks Explained
A DoS attack comprises a single source overloading the system with traffic, making it inaccessible to authorized users. A DDoS attack, on the other hand, relies on multiple hacked systems, generally part of a botnet, to send traffic to the target from many different places in one go. DDoS attacks can be more complicated to mitigate due to their fragmented structure.

What Is More Dangerous Between DoS or DDoS
Although both attacks aim to disrupt services, they are tougher to spot and restrict due to ...