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The Security Metrics CISOs Use Every Day
This article outlines the security metrics Chief Information Security Officers (CISOs) use across three organizational levels: strategic metrics for board and executive communication such as risk acceptance and incident trends, operational metrics for program maturity and investment decisions including visibility, detection coverage, and mean time to resolve (MTTR), and tactical metrics for day-to-day security operations like alert quality and criticality analysis. The author argues that CISOs must synthesize data from multiple security tools to communicate program value and risk reduction to diverse stakeholders.
Why it matters: Security leaders need a framework for selecting and reporting the right metrics to justify budget, demonstrate program maturity, and align security investments with business priorities across different audiences.
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