From Chaos Testing to Continuous Verification - SPS328

Learn how Capital One transformed their approach to system resilience testing by moving from periodic chaos testing to continuous verification in this 15-minute conference talk from AWS re:Invent 2025. Discover the framework Capital One developed to equip engineers with automated experiments that operate within safety guardrails, addressing the challenge of resilience degradation in complex distributed systems between testing cycles. Explore how the company leverages AWS Fault Injection Simulator to proactively validate system failure modes and pairs chaos experiments with Service Level Objectives to measure outcomes effectively. Understand the methodology that enables Capital One to identify and resolve issues while automatically gathering evidence for operational safety and compliance requirements, providing a practical blueprint for implementing continuous verification in enterprise environments.