Nightmare Shield
Nightmare Shield is a fully localized, distributed security and monitoring lab designed to resurrect legacy hardware and integrate it with modern systems without relying on cloud APIs. We built a Network Operations Center (NOC) using Netdata to unify a mesh of devices across different architectures and OS distributions (CachyOS, Proxmox, Void Linux, Alpine) via Tailscale. For the Security Operations Center (SOC), we developed Sentinel Shield: a custom agent that pulls telemetry from this diverse cluster. The core of our project leverages local AI inference. Using an AMD Ryzen 7 260 processor, the system runs the Phi-3 model entirely locally—without a dedicated GPU—to analyze infrastructure logs and detect threats in real-time. Nightmare Shield demonstrates how AMD's native architecture can secure hybrid environments at the edge with maximum privacy and zero latency.
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