From the course: AWS Essential Training for Architects (2019)

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Creating a security group

Creating a security group - Amazon Web Services (AWS) Tutorial

From the course: AWS Essential Training for Architects (2019)

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Creating a security group

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- [Instructor] Let's create a security group that can be used for a simple web-based application. The application will be architected in the cloud using a load balancer to balance traffic to web servers, and these web servers will interface directly with a data layer using one of the AWS database services. The security group will control the inbound traffic access and provide the needed firewall security rules for the application. First, let's think about the application traffic and what access it needs. Public internet traffic will need access to the load balancer, so we want to allow for that, then we have the load balancer sending traffic to the web servers, so we need to allow for this, but we should restrict this access to only traffic from the load balancer, then our web servers need to be able to connect to the database server, but again, we only want to allow the connection from our web servers. I'm going to create…

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