Kubernetes Network Policy Explained | Secure Pods using Ingress & Egress (Full Guide)

Описание: Looking to secure your Kubernetes pods using Network Policies?
In this complete step-by-step video, we’ll show you exactly how NetworkPolicy works in Kubernetes, using real YAML examples and clear explanations — no complex terms, just practical learning.

🔐 What this video covers (with examples):

What is Kubernetes Network Policy?

How K8s allows traffic between pods by default

How to restrict database pod access using podSelector

Full YAML for a working NetworkPolicy (db-policy)

Allowing traffic only from API pod (port 3306)

Understanding Ingress vs Egress

Working with multiple pods across namespaces

Allowing external traffic using ipBlock

Combining podSelector, namespaceSelector, and ipBlock

Best practices to apply and test Network Policies

🧠 Whether you're preparing for Kubernetes certification (CKA/CKAD), managing a production cluster, or just learning — this video gives you everything you need to secure communication between your pods.

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