Explore the evolution of cryptographic system monitoring in this 25-minute DevConf.CZ 2023 talk. Learn about the importance of keeping systems updated with the latest cryptographic standards and the development of a system-wide service for analyzing long-term trends and real-time diagnostics. Discover the architecture, logging format, and potential integrations with tools like Insights Core and Grafana. Gain insights into instrumenting system cryptographic libraries with USDT probes and collecting statistical data using eBPF and bpftrace. Follow the journey from the initial concept presented at DevConf CZ 2020 to the current implementation, covering topics such as motivation, challenges, architecture, logging format, contexter events, optimization, crypto library agent implementation, and future work.