Eric Capuano & Whitney Champion, co-founders of Recon InfoSec, share their experience building and running cyber ranges for delivering training and competitions to 1000s of students around the world. The team at Recon is well known for hosting their OpenSOC Blue Team CTF competition annually at conferences like DEF CON, providing hands-on experiential learning to cybersecurity practitioners of all skill levels. In this talk, they will share some of their approaches, methodologies, and lessons learned with running live-fire cyber ranges for high fidelity training.