AWS Cloud Quest: Security - Securing a Three Tiered Architecture

Secure a three tiered application by implementing security groups and network access control lists (network ACL’s). Contents: 00:00 - Intro 04:29 - Practice Lab 23:20 - DIY Practice Lab Goals 1. Examine an existing architecture to ensure functionality 2. Explore different methods of increasing security without breaking the system 3. Update the network access control list for the database subnet 4. Update the application server security group to ensure that only traffic from the load balancer is allowed on port 80 DIY 1. Update the load balancer security group to restrict all inbound traffic to only port 80 2. Update the load balancer security group to allow all inbound traffic from the App-SG