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2025 State of SIEM Report

In our fifth annual report, CardinalOps analyzed a range of production SIEM environments to evaluate the coverage, health and overall performance of enterprise threat detection programs. This report includes the data of 13,000 detection rules and over 2.5 million logs, making it the largest recorded sample of real-world SIEM data ever analyzed.

Download this report to learn:

  • Key themes CardinalOps has learned over 5 years of studying the State of the SIEM.
  • How the role of the SIEM and MITRE ATT&CK has evolved in the SOC.
  • What threat coverage, log volume and overall health looks like across enterprises.
  • Methodologies and best practices for closing the gaps in your own detections.