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Notes on security, infrastructure, and building things that work.

linuxsecurityinfrastructurehardening

Server Hardening Checklist for Production Linux Systems

A practical checklist covering SSH hardening, firewall rules, automated monitoring, and container security for production Linux servers.

Feb 1, 20262 min read
dockersecuritylinuxnetworking

Building a Containerized Cybersecurity Lab from Scratch

How I designed and built an isolated lab environment using Docker and Linux network namespaces for safe penetration testing and security research.

Jan 15, 20262 min read
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