DDOS or DOS definition in Cybersecurity

Denial-of-service (DoS) and distributed denial-of-service (DDoS) attacks are attempts to disrupt the normal traffic of a targeted server, service, or network by overwhelming it with a flood of Internet traffic.

Notable Incidents

  1. The attack on Dyn in 2016, which took down sites like Twitter, Netflix, and CNN.
  2. GitHub in 2018. It was the largest-recorded DDoS attack at the time. This attack reached 1.3 Tbps, sending packets at a rate of 126.9 million per second.

How to Protect Your Network against DDOS attacks?

  1. Use a WAF (Web Application Firewall)
  2. Use a DDoS mitigation service, such as Cloudflare