A SYN flood, aka TCP-SYN flood, is one of the oldest forms of DDoS attacks, whose goal is to make a server unavailable to legitimate traffic by consuming all the server’s available resources. The attacker repeatedly sends initial connection request … [Read more...] about What is a SYN Flood?
DDoS
A Brief Timeline of DDoS Attacks
The primary threat to Internet services is the distributed denial of service (DDoS) attack. DDoS attacks have evolved over the last twenty years from a nuisance to a serious risk to governments and corporation continuity. They have also gone from … [Read more...] about A Brief Timeline of DDoS Attacks
What is a DoS Attack?
A DoS attack (denial-of-service) is a deliberate targeting of your computer and its network connection, or the computers and network of the sites you are trying to access, effectively denying you service. This can take down websites, email, online … [Read more...] about What is a DoS Attack?
Why Do People Perform DDoS Attacks?
Last September, independent journalist Brian Krebs found himself the victim of a record-breaking digital attack when a huge amount of junk traffic (between 600-700Gbps) took his website, KrebsonSecurity.com offline. Ironically, Krebs is a digital … [Read more...] about Why Do People Perform DDoS Attacks?
What is a DNS Flood?
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?