Published onJuly 30, 2025Securing Vercel API Routes with IP Whitelist & Rate Limiting (2025 Guide)vercelnextjsapisecurityedge-middlewarerate-limitingLearn how to harden Vercel Serverless & Edge API Routes using an IP allow-list plus robust, Redis-backed rate limiting. Covers Edge Middleware, Upstash, Vercel KV and logging best practices.