Відмова у обслуговуванні
Denial of Service
Також: DoS, DDoS, Distributed Denial of Service
DoS/DDoS attacks render a system or network unavailable to legitimate users by exhausting resources.
Types
- Volumetric — UDP flood, ICMP flood (bandwidth saturation).
- Protocol — SYN flood, Ping of Death.
- Application — HTTP flood, Slowloris.
Mitigations
Rate limiting, CDN (Cloudflare), anycast, BPF/XDP filtering.