Hacker's Guide to Meshtastic - Building Off-Grid Encrypted LoRa Mesh Networks

Learn how to create and deploy off-grid, encrypted mesh networks through this 42-minute conference talk from the 38th Chaos Communication Congress (38C3). Discover the fundamentals of Meshtastic, an affordable technology that enables building mesh networks capable of spanning over hundred miles for as little as $10. Explore hardware basics, advanced software configuration, and practical deployment strategies as demonstrated through real-world implementations in Los Angeles. Master LoRa technology, understand various node and antenna options, and learn about potential security vulnerabilities in mesh networks. Get hands-on guidance for both building custom Meshtastic hardware and configuring existing systems for applications in emergency communication and sensor monitoring. Presented by Kody Kinzie, this talk equips both beginners and enthusiasts with the knowledge to participate in the growing global movement of city-wide mesh networks.