Blog

Sharing experiences, insights, and lessons learned from working with cloud infrastructure, Kubernetes, and DevOps practices.

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• AZ-104: Azure Administrator Certification Guide

  As I study for the AZ-104 (Azure Administrator) certification, I’m documenting key concepts and knowledge to share with others on the same learning journey.

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• Kubernetes TLS Expiration: Critical Impact on Service Availability

  During routine operations, our pre-production Kubernetes cluster experienced a significant service disruption. This incident highlighted a critical infrastructure vulnerability: expired TLS certificates. This post documents the incident, root cause analysis, and remediation steps taken to prevent future occurrences.

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Topics

Kubernetes · Cloud Infrastructure · DevOps · SRE · Automation · OpenShift · Best Practices · Troubleshooting

Why I Write

I believe in sharing knowledge and lessons learned from real-world experience. Posts focus on:

• Real-world incidents and solutions
• Practical tutorials
• Best practices and patterns
• Case studies
• Lessons learned
• Study notes and certifications

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