Day 6: ConfigMaps & Secrets — Managing App Settings and Sensitive Data in Kubernetes

In traditional apps — whether Node. js, Python, Java, or others — you’ve probably done this before: And sometimes… you (accidentally or lazily) hardcode passwords into the code itself. 😬 But in Kubernetes, there’s a better and safer way to do this. Enter: ConfigMaps and Secrets It keeps your app configs separate from your app code and container image — which is great for flexibility and security. Secrets are base64-encoded and can be managed with tighter access controls in Kubernetes. You: And a Secret: Then, in your Pod spec (simplified YAML): 👉 Use the KodeKloud Kubernetes Playground 1 - Create a Secret: 2 - Create a Pod using that secret: Apply it with: You’ll see the password securely injected. Imagine you’re deploying an app on a shared team server. 📅 Day 7: Your Kubernetes Learning Roadmap — What’s Next After the Basics? You’ll get: New here? Start from Day 1 and catch up on the series: Day 1: What Is Kubernetes & Why Should You Care? Discover why Kubernetes matters and how it changes the game. Day 2: What Are Pods in Kubernetes? Understand the smallest deployable unit in Kubernetes. Day 3: Understanding Nodes, Clusters & the Kubernetes Control Plane See how all the pieces connect behind the scenes. Day 4: Deployments & ReplicaSets — How Kubernetes Runs and Manages Your App ⚙Learn how Kubernetes keeps your apps running smoothly. Day 5: Kubernetes Services — How Your App Gets a Stable IP or URL Discover how Services expose and connect your app reliably.