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Scenario #237
Security
K8s v1.22, DigitalOcean

Lack of Security Auditing and Monitoring in Cluster

The lack of proper auditing and monitoring allowed security events to go undetected, resulting in delayed response to potential security threats.

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What Happened

The cluster lacked a comprehensive auditing and monitoring solution, and there were no alerts configured for sensitive security events, such as privilege escalations or suspicious activities.

Diagnosis Steps
  • 1Checked the audit logging configuration and found that it was either incomplete or disabled.
  • 2Verified that no centralized logging or monitoring solutions were in place for security events.
Root Cause

Absence of audit logging and real-time monitoring prevented timely detection of potential security issues.

Fix/Workaround
• Implemented audit logging and integrated a centralized logging and monitoring solution, such as Prometheus and ELK stack, to detect security incidents.
• Set up alerts for suspicious activities and security violations.
Lessons Learned

Continuous monitoring and auditing are essential for detecting and responding to security incidents.

How to Avoid
  • 1Enable and configure audit logging to capture security-related events.
  • 2Set up real-time monitoring and alerting for security threats.