Linux Infrastructure Security Specialist. Focused on building stable, containerized self-hosted systems — with an emphasis on minimal attack surface, rigorous security policies, and administrative automation.
| Domain | Description |
|---|---|
| 🔐 System Hardening | OS security auditing, SSH restrictions, and network access control |
| 🚨 Intrusion Prevention | Active protection, log monitoring, and automated attack prevention |
| 🐳 Docker Ecosystem | Containerization, Compose, isolation, and service security |
| ☁️ Self-hosted Infrastructure | TrueNAS, Gitea, and private cloud stack management |
| 🗄️ Database Administration | Database management and performance optimization |
| ⚙️ Automation | Scripting, monitoring, and workflow optimization |
📧 dalibor31@gmail.com · 🌐 vm-net.in.rs
"A secure system isn't a product of luck — it's the result of discipline and sound architecture."