The number of network-layer distributed denial-of-service (DDoS) attacks increased by 54% in Q4, compared to Q3, according to Cloudflare's Q4 2022 DDoS Report. This marks the highest quarterly increase in almost two years. Source: ZDNet ``` SUMMARY: 54% Increase in Network-Layer DDoS Attacks in Q4, as per Cloudflare's Q4 2022 DDoS Report