"Cybersecurity Security Operations: MDRR and Essential Tools," focuses entirely on Phase 4 of Security Architecture: Security Operations. The podcast host, Edward Henriquez, organizes the discussion around the Core Functions of Security Operations, which he summarizes using the acronym MDRR: Monitor, Detect, Respond, and Recover. Furthermore, the source highlights Key Tools and Technologies crucial for security operations, including SIEM, EDR, SOAR, and Threat Intelligence Platforms, explaining their respective roles in defense. Finally, the text concludes by outlining Best Practices and Continuous Improvement strategies, emphasizing the importance of establishing a dedicated Security Operations Center (SOC) and continually measuring metrics like Mean Time to Detect (MTTD) and Mean Time to Respond (MTTR).