Published onMay 1, 2026Cloudflare WAF: How to Secure Your Apps in 10 Minutescloudflare-wafweb-application-securitycyber-securityapplication-firewallsql-injection-protectionxss-preventionCloudflare's WAF filters malicious web traffic to prevent SQL injection and cross-site scripting. This guide explains how it secures servers in under ten minutes.