Security Metrics and Continuous Improvement

5.10.1 Key Performance Indicators

Track metrics that matter:

Vulnerability Management:

• Time to discover
• Time to assess
• Time to patch
• Deployment rate
• Reoccurrence rate

Incident Response:

• Detection time
• Response time
• Resolution time
• Impact scope
• Recovery time

Program Health:

• SBOM accuracy
• Monitoring coverage
• Patch deployment success
• Customer satisfaction
• Researcher relationships

5.10.2 Creating Dashboards

Visualize your security posture:

pie title Vulnerability Status
    "Patched" : 145
    "Mitigated" : 23
    "Accepted" : 12
    "In Progress" : 8

xychart-beta
    title "Mean Time to Patch (Days)"
    x-axis [Q1, Q2, Q3, Q4]
    y-axis "Days" 0 --> 60
    bar [45, 38, 32, 28]
    line [30, 30, 30, 30]

5.10.3 Regular Reviews

Schedule periodic assessments:

Monthly:

• Vulnerability statistics
• Patch deployment status
• Incident metrics
• Customer feedback

Quarterly:

• Program effectiveness
• Process improvements
• Resource adequacy
• Trend analysis

Annually:

• Strategic review
• Capability assessment
• Benchmark comparison
• Program evolution