Explore how to secure ActiveMQ and Karaf using Let's Encrypt in this informative conference talk. Delve into the multi-layered approach to system security, covering user identity protection, endpoint security with digital certificates, and safeguarding backups and audit logs. Learn about managing secrets at scale, updating and revoking certificates at runtime, and maintaining 100% uptime. Discover how the Linux Foundation's collaborative project "Let's Encrypt" complements ActiveMQ and Karaf security features to create a secure, production-ready messaging service. Gain insights into implementing and managing distributed applications at scale, continuous delivery pipelines, and the speaker's experiences in the financial industry.