Ktor Tutorial #14: Rate Limiting, CORS, and Security Headers
Your API has authentication, but that is only one layer of security. Without rate limiting, attackers can brute-force passwords. Without CORS, any website can call your API. Without security headers, your application is vulnerable to clickjacking and XSS attacks. In this tutorial, you will add three essential security features: CORS configuration, rate limiting, and security headers. These are requirements for any production API. Why These Security Features Matter CORS → Controls which websites can call your API Rate Limiting → Prevents brute-force attacks and abuse Security Headers → Prevents clickjacking, XSS, and MIME sniffing Dependencies Add the Ktor security plugins: ...