DoS Attack: An Introduction
A Denial-of-Service (DoS) attack is an attack intended to shut down a mechanism or network, making it unreachable to its envisioned users. DoS attacks achieve this by flooding the target with traffic, or transfer the data that prompts a crash. In both instances, the DoS attack divests legitimate users of the facility or resource they expected. Victims of DoS attacks frequent target web servers of high-profile organizations such as banking, commerce, and media companies, or government and trade organizations. Though DoS attacks do not characteristically result in the theft or loss of important data or other assets, they can cost the victim a great deal of time and money to holder. There are two over-all methods of DoS attacks: overflowing services or crashing services. Flood attacks occur when the system receives too much traffic for the server to buffer, causing them to slow down and eventually stop. Popular flood attacks include: Buffer overflow attacks – ...