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Threat-hunting metric

As explained in Cyber Threat Hunting

A quantitative measure used to evaluate the effectiveness and performance of a threat-hunting practice.

A threat-hunting metric quantifies the status and performance of a hunting practice. It makes value visible across people, processes, technologies, and time, while identifying improvements for hunting, security monitoring, threat intelligence, and related security work. section 12.3 section 2.7.1

Define each metric with its data sources and collection method, a numeric or percentage representation, a reporting period, an audience, its improvement value, and its scope: overall practice, individual play, process, or technology. section 12.3

Useful high-value metrics, or KPIs, include:

  • Hunting expeditions conducted and completed against plan. section 12.3
  • Incidents, vulnerabilities, and misconfigurations uncovered. section 2.7.1 section 12.3
  • Security monitoring use cases created and IOCs shared with other teams. section 2.7.1 section 12.3
  • Technology coverage, such as systems with osquery installed; documented plays; MITRE ATT&CK technique coverage; reports; and internal awareness sessions. section 12.3

Showing value when a hypothesis is not proved

A hunt may find no threat execution yet still uncover an incident, vulnerability, or misconfiguration. Record those byproducts alongside planned expedition activity to demonstrate value and guide improvement. Tailor reports to operational leaders, the CISO, and the CIO. section 12.1 section 12.2

Metrics are not merely scorekeeping. At a quantitatively managed maturity level, they are established, reported, and acted on to sustain and improve the practice. section 2.8.1

How Cyber Threat Hunting covers it

How deep it goes
Provides a metric-design checklist and a broad KPI inventory, while deferring detailed metric operation elsewhere.
Examples
Uses yearly performance reports for security operations managers, CISOs, and CIOs, plus osquery coverage and hypothesis byproducts.
What you can do after
Evaluate/understand a hunting practice by defining time-bound KPIs, collecting their data, and reporting findings to relevant audiences.
How it connects
Connects KPIs with threat-hunting expeditions, security monitoring, threat intelligence, MITRE ATT&CK, osquery, and maturity models.

Related concepts

This explainer was generated by Manning's knowledge graph from the text of Cyber Threat Hunting. The section links point to the parts of the book it draws on.