Explore the fundamentals of chaos engineering and learn about Vanguard's custom-built "Climate of Chaos" platform in this 21-minute conference talk from GOTOpia Chaos Engineering Day 2021. Discover the value of chaos engineering practices, understand the decision-making process behind building a custom platform, and delve into the architecture, client engagement model, risk management strategy, and integrated observability tools. Gain insights into how targeted experiments ensure system resilience against unpredictable events, and learn about the meteorology-themed self-service experiments like Cyclone, Tornado, and Blizzard. Understand the guiding principles, serverless architecture, easy adoption strategies, defined guardrails, and integrated reporting features of the platform. Explore future plans for the team and get recommendations for further reading on chaos engineering and site reliability.