#Cloudflare

Server in the US meant slow responses for Korean users. Cloudflare Workers runs code at 300+ edge locations, cutting latency dramatically.

3 days after launch, our DB CPU spiked to 100%. Logs showed a SQL Injection attack. This is a war story of how we urgently deployed AWS WAF to block the attack. I also explain Positive vs Negative Security Models and the OWASP Core Rule Set (CRS).