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CompTIA CySA+ CS0-004 · Domain 4: Reporting & communication

Response metrics: mean time to detect, respond and remediate; alert volume

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Last reviewed September 30, 2026 · Leer en español

Response metrics measure how quickly and effectively a security operation finds and handles threats. Speed matters because the longer an attacker operates undetected, the more damage they can do. These metrics help justify investment, find bottlenecks and show improvement over time, and CySA+ expects you to know what each measures and how it can mislead.

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