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How to use NACLs and Security Groups
Dec. 6, 2022, 9:43 p.m. | Robin Ford
DEV Community dev.to
Following up from my last post (here) on what Network Access Control Lists (NACLs) and Security Groups (SGs) are, I will now take a look at where and how I think you should use them to ensure you have a secure network.
I'll use a basic scenario of a VPC (10.0.0.0/16) split into two public subnets, with access to the internet (10.0.0.0/24 and 10.0.1.0/24), and two private subnets, with no route the the internet (10.0.10.0/24 and 10.0.1.0/24). The …
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