#Nginx

Redirecting HTTP to HTTPS isn't enough to secure your users. You are still vulnerable to Man-in-the-Middle (MITM) attacks during that first split-second redirect. Learn how HSTS (HTTP Strict Transport Security) forces browsers to use HTTPS automatically, closing that critical security gap.

I found my website running inside an iframe on a shady domain. I dive deep into 6 essential security headers (HSTS, X-Frame-Options, CSP, Permissions-Policy, etc.) to stop Clickjacking and XSS, with implementation guides for Nginx and Next.js.

Without a Rate Limiter, your own users can accidentally DDOS your server. I compare core algorithms like Token Bucket, Leaky Bucket, and Sliding Window, and show how to implement a distributed Rate Limiter using Redis and Lua Scripts.

Understanding load balancing principles and practical applications through project experience

Why API Gateway is essential in Microservices Architecture. Detailed comparison of Kong vs. Nginx vs. AWS API Gateway, deep dive into Rate Limiting algorithms, GraphQL integration strategies, and ensuring Observability.

Round Robin, Least Connections, IP Hash explained. The difference between L4 (Layer 4) and L7 (Layer 7) load balancing, and how to configure Nginx as a Reverse Proxy.

Deployed your React app and getting 404 on refresh? Here's why Client-Side Routing breaks on static servers and how to fix it using Nginx, AWS S3, Apache, and Netlify redirects. Includes a debugging guide.