---
title: "Discussion on \"How Cilium Replaces iptables with eBPF — And Why It Makes Kubernetes Security Smarter\" | Hashnode"
description: "Discussion on \"How Cilium Replaces iptables with eBPF — And Why It Makes Kubernetes Security Smarter\". A deep dive into how Cilium leverages eBPF to move beyond iptables, enforce identity-based network policies, and bring intelligent security to Kubernetes"
url: "https://hashnode.com/posts/cilium-ebpf-k8s/6a4f3000baf02b4b9d8e4a04"
---

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Discussion

# [How Cilium Replaces iptables with eBPF — And Why It Makes Kubernetes Security Smarter](https://cloudwithjk.hashnode.dev/cilium-ebpf-k8s?utm_source=hashnode&utm_medium=feed)

A deep dive into how Cilium leverages eBPF to move beyond iptables, enforce identity-based network policies, and bring intelligent security to Kubernetes

Jul 9 · 13 min read · cloudwithjk.hashnode.dev  
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-   [#k8s](https://hashnode.com/tag/k8s)
-   [#cilium](https://hashnode.com/tag/cilium)
-   [#ebpf](https://hashnode.com/tag/ebpf)
-   [#kubernetes](https://hashnode.com/tag/kubernetes)
-   [#servicemesh](https://hashnode.com/tag/servicemesh)
-   [#security](https://hashnode.com/tag/security)
-   [#linux](https://hashnode.com/tag/linux)
-   [#devsecops](https://hashnode.com/tag/devsecops)

## Written by

[Jayakumar Sakthivel](https://hashnode.com/@JayakumarS)

@JayakumarS · India

  
[View profile](https://hashnode.com/@JayakumarS)

DevSecOps Enthusiast

As a DevOps Engineer, I specialize in streamlining and automating software delivery processes utilizing advanced tools like Git, Terraform, Docker, and Kubernetes. I possess extensive experience managing cloud services from major providers like Amazon, Google, and Azure. I excel at architecting secure CI/CD pipelines, integrating top-of-the-line security tools like Snyk and Checkmarx to ensure the delivery of secure and reliable software products. In addition, I have a deep understanding of monitoring tools like Prometheus, Grafana, and ELK, which enable me to optimize performance and simplify cloud migration journeys. With my broad expertise and skills, I am well-equipped to help organizations achieve their software delivery and cloud management objectives.

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