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What elements are critical for developing meaningful security metrics? (Choose three)
Key Elements of Meaningful Security Metrics
Security metrics should align with business goals, be validated regularly, and have standardized definitions to ensure reliability.
1. Relevance to Business Objectives (A)
Security metrics should tie directly to business risks and priorities.
Example:
A financial institution might track fraud detection rates instead of generic malware alerts.
2. Regular Data Validation (B)
Ensures data accuracy by removing false positives, duplicates, and errors.
Example:
Validating phishing alert effectiveness by cross-checking with user-reported emails.
3. Consistent Definitions for Key Terms (E)
Standardized definitions prevent misinterpretation of security metrics.
Example:
Clearly defining MTTD (Mean Time to Detect) vs. MTTR (Mean Time to Respond).
Incorrect Answers:
C . Visual representation through dashboards Dashboards help, but data quality matters more.
D f. Avoiding integration with third-party tools Integrations with SIEM, SOAR, EDR, and firewalls are crucial for effective metrics.
Additional Resources:
NIST Security Metrics Framework
Splunk