ConfigMaps and Secrets in Kubernetes
From the Kubernetes Essentials cheat sheet · Configuration · verified Aug 2026
ConfigMaps and Secrets
Create configuration and expose it to Pods.
bash
kubectl create configmap app-config --from-literal=LOG_LEVEL=info
kubectl create secret generic db --from-literal=password='change-me'📌 Base64 encoding is not encryption
⚠️ Avoid secrets in shell history and Git
💡 Mount config as files for live updates
🔍 Environment variables need a Pod restart to refresh
configmapsecretconfiguration
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