Hacked! Lessons from a Compromised Server
My VPS got hacked! Discover the lessons I learned about server security, SSH hardening, firewalls, Docker networking, and reducing the attack surface.
My VPS got hacked! Discover the lessons I learned about server security, SSH hardening, firewalls, Docker networking, and reducing the attack surface.
An honest reflection on career and freelancing lessons learned in 2025, exploring the pitfalls of over-engineering, resume-driven development, over-reliance on AI, and the value of documenting your work.

Explore the concept of multi-tenant applications, their significance in modern software development, and step-by-step guidance to implement them using Spring Boot

بسم الله الرحمن الرحيم احييكم بتحية الإسلام السلام عليكم ورحمة الله تعالى وبركاته Hi, I’m Hossam Hamdy, and it’s my first time writing this kind of post. I was inspired to write this type by a...

Head First Object-Oriented Analysis & Design book summary
What is JWT and how to use it to authenticate your API/Service users. . .