---
title: "Discussion on \"Security Groups vs. NACLs: Demystifying the Two Firewalls in Your AWS VPC\" | Hashnode"
description: "Discussion on \"Security Groups vs. NACLs: Demystifying the Two Firewalls in Your AWS VPC\". Security Groups vs. NACLs: Demystifying the Two Firewalls in Your AWS VPC\nWelcome to the world of AWS networking! You've spun up your EC2 instances, launched your databases, and now it's time to lock things down. That's where AWS's firewall duo, Secu..."
url: "https://hashnode.com/posts/security-groups-vs-nacls-demystifying-the-two-firewalls-in-your-aws-vpc/691b414f7dc46a079c935102"
---

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# [Security Groups vs. NACLs: Demystifying the Two Firewalls in Your AWS VPC](https://jayasakthi-blog.hashnode.dev/security-groups-vs-nacls-demystifying-the-two-firewalls-in-your-aws-vpc?utm_source=hashnode&utm_medium=feed)

Security Groups vs. NACLs: Demystifying the Two Firewalls in Your AWS VPC Welcome to the world of AWS networking! You've spun up your EC2 instances, launched your databases, and now it's time to lock things down. That's where AWS's firewall duo, Secu...

Nov 17, 2025 · 4 min read · jayasakthi-blog.hashnode.dev  
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-   [#aws-vpc](https://hashnode.com/tag/aws-vpc)
-   [#beginner](https://hashnode.com/tag/beginner)
-   [#network-security](https://hashnode.com/tag/network-security)
-   [#security-groups](https://hashnode.com/tag/security-groups)

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[jaya sakthi](https://hashnode.com/@jayasakthi)

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Technical Writing & Development

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