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Technical showcase of a production-ready authentication API featuring JWT with refresh token rotation, RBAC, Redis rate limiting, comprehensive security headers, audit logging, and automated CI/CD deployment.

A real-world issue I faced where a Node.js authentication API worked locally but failed inside Docker with "Empty reply from server", how I debugged it, what I missed, and how I fixed it.

A detailed discussion of SSL/TLS in production: private keys, certificates, self-signed vs CA certificates, Let's Encrypt, deployment best practices, and real-world considerations.

A simple explanation of routing and protection patterns in microservices architecture, with clear examples and use cases for real-world applications.

Ctrl+C doesn’t just kill a process it sends a signal. In this article, we explore what signals are, how they work in Linux, and how you can handle them in real programs.