The Sealed Box: When a Crypto Address Shows Its Public Key
One transaction can turn a hidden public key into a visible one. Learn how addresses relate to keys, what opens the box, and the seven results Bunker gives.
Security Labs
Educational research notes and lab-style demos on cloud security, threat modeling, and cybersecurity concepts. For general information only, not professional security advice or operational guidance.
Which of Your Crypto Addresses Show Their Public Key? Bunker Answers in 30 Seconds
Bunker is a free, offline scanner that shows which of your crypto addresses expose their public key, with a calm plan to hide what you can.
OpenHands Sandbox Planner
An educational demo inspired by OpenHands, showing review-gated software task planning with LiteLLM.
Hallucination Detection Agent
An educational demo of an agent that checks AI responses against source context and flags unsupported or contradicted claims.
Promptfoo Redteam Eval Agent
An educational demo of a LiteLLM-native evaluation harness that tests AI responses with visible assertions and compact verdicts.
LLM Guard: Building an AI Safety Gateway
A safe educational rebuild of the LLM Guard pattern as a small LiteLLM safety gateway that scans inputs, redacts data, and checks outputs.
Prompt Injection Defense Agent: Screening Build
educaitonal demo of small prompt injection screening agent that flags suspicious text before it reaches a main AI model.
Why KORVIN Removed Docker Sandboxing and What We Learned
Why we removed Docker sandboxing from KORVIN before this series ended, what that decision revealed about building an open-source AI tools, and what KORVIN actually does today.
Physical World Sensing Agent: AI That Runs a Building
AI agent that reads sensor data across three building zones, makes HVAC decisions in pure Python, and writes facility reports.
KORVIN Remembers: How Persistent Memory and Voice Make an AI Agent Actually Useful
KORVIN remembers context across sessions and responds to your voice — making it the first genuinely hands-free AI security agent built for personal use.