Overview

Continuous monitoring ensures OSSASAI compliance is maintained over time through automated checks, periodic assessments, and drift detection.

Monitoring Framework

┌─────────────────────────────────────────────────────────────────┐
│                 Continuous Monitoring Layers                     │
├─────────────────────────────────────────────────────────────────┤
│                                                                  │
│  Real-time        │ Invariant checks, security events           │
│  ──────────────────────────────────────────────────────────     │
│  Daily            │ Configuration drift, vulnerability scan     │
│  ──────────────────────────────────────────────────────────     │
│  Weekly           │ Full audit, compliance percentage           │
│  ──────────────────────────────────────────────────────────     │
│  Quarterly        │ Penetration test, policy review             │
│  ──────────────────────────────────────────────────────────     │
│  Annual           │ Full assessment, certification renewal      │
│                                                                  │
└─────────────────────────────────────────────────────────────────┘

Monitoring Schedule

Activity	Frequency	Automation
Invariant verification	Real-time	Automatic
Security event monitoring	Real-time	Automatic
Configuration drift	Daily	Automatic
Dependency scan	Daily	Automatic
Full compliance audit	Weekly	Automatic
Policy review	Monthly	Manual
Penetration test	Quarterly	Manual
Full assessment	Annual	Manual + Third-party

Automated Monitoring

CI/CD Integration

# .github/workflows/continuous-compliance.yml
name: Continuous Compliance

on:
  schedule:
    - cron: '0 0 * * *'  # Daily
  push:
    paths:
      - 'config/**'
      - 'policies/**'

jobs:
  compliance-check:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Run OSSASAI Audit
        run: ./ossasai-audit.sh --level L2 --output json > report.json
      - name: Check Compliance
        run: |
          score=$(jq '.summary.compliance_percentage' report.json)
          if (( $(echo "$score < 100" | bc -l) )); then
            echo "::error::Compliance dropped to ${score}%"
          fi
      - name: Upload to Dashboard
        run: ./upload-metrics.sh report.json

Drift Detection

# drift-detection.yaml
drift_detection:
  enabled: true
  baseline: "/var/lib/ocsas/compliance-baseline.json"

  monitored:
    - type: "configuration"
      paths:
        - "/etc/ocsas/*.yaml"
      alert_on_change: true

    - type: "permissions"
      check: "permission_model"
      alert_on_expansion: true

    - type: "dependencies"
      check: "lockfile_hash"
      alert_on_change: true

  alerts:
    channels:
      - type: "slack"
        webhook: "${SLACK_WEBHOOK}"
      - type: "email"
        recipients: ["security@example.com"]

Key Performance Indicators

KPI	Target	Threshold
Compliance Score	100%	Alert < 95%
Critical Findings	0	Alert > 0
Mean Time to Remediate	< 24h	Alert > 48h
Configuration Drift Events	0 unauthorized	Alert > 0
Vulnerability SLA	< 30 days	Alert > 30 days

Alerting

# alerting-config.yaml
alerts:
  compliance_drop:
    condition: "compliance_percentage < 100"
    severity: "high"
    channels: ["pagerduty", "slack"]

  critical_finding:
    condition: "critical_count > 0"
    severity: "critical"
    channels: ["pagerduty", "email"]

  config_drift:
    condition: "unauthorized_config_change"
    severity: "high"
    channels: ["slack", "email"]

  new_vulnerability:
    condition: "new_high_severity_cve"
    severity: "medium"
    channels: ["slack"]

Compliance Dashboard

Track these metrics:

• Current compliance percentage
• Trend over time
• Control status heatmap
• Open findings by severity
• Mean time to remediate
• Upcoming certification expiry