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

Let’s Begin With What You Might Know

In traditional apps — whether Node.js, Python, Java, or others — you’ve probably done this before:

DB_USERNAME=admin  
DB_PASSWORD=1234  
APP_ENV=production

• .env files

• Docker run commands

• Cloud config panels

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 ...

View the full article