A DNS flood is a type of Distributed Denial of Service (DDoS) attack in which an attacker targets specific Domain Name System (DNS) servers, aiming to overwhelm them with seemingly legitimate traffic, impeding the servers’ ability to allow valid … [Read more...] about What is a DNS Flood?
What is DNS Amplification?
A Domain Name Server (DNS) Amplification Attack is a Distributed Denial of Service (DDoS) attack in which the attacker exploits vulnerabilities in publicly accessible DNS servers to turn initially small queries into much larger payloads, which are … [Read more...] about What is DNS Amplification?
What is a DDoS Attack?
A DDoS (distributed denial-of-service) attack is when someone uses multiple computers to perform a denial-of-service attack (DoS). Both DoS and DDoS attacks work by overwhelming the target or its infrastructure with a large volume or “flood” of … [Read more...] about What is a DDoS Attack?
An Early History of DDoS Attacks
The first DoS attack was launched in 1974 by a 13-year-old called David Dennis who attended high school across the street from the Computer-Based Education Research Laboratory (CERL) at the University of Illinois Urbana-Champaign. Dennis realized he … [Read more...] about An Early History of DDoS Attacks