Learn about using security groups to control both inbound and outbound packet flow.
- [Instructor] When trying to figure out … your security group design for your particular applications, … it's important to realize … that anything that is a compute instance … allows you to control the security group … that surrounds the network interface. … We're talking load balancers. … We're talking instances such as web instances. … And we're also talking the database instance. … So assume that we have network traffic … coming in from the outside world. … How do I want to protect this flow of traffic? … It's coming in from anywhere … so in it comes from anywhere 0.0.0.0 … into the security group … that is protecting the load balancer. … Now the load balancer in this case is accepting port 443. … Traffic coming in in that port is going to be allowed. … What happens once the traffic comes into the load balancer? … It's going to go out to the web tier. … So the web tier is setup to allow port 80 traffic incoming … but only from the load balancer security group. … Once the web tier looks at the traffic, …
- Creating a VPC
- Creating subnets
- Default and custom route tables
- IP addressing
- Creating security groups
- Configuring an internet gateway
- Peering VPCs together
- Sharing VPC resources
- Creating flow logs for monitoring
- Controlling access with IAM roles
- Dedicated tenancy
- Using automation for compliance
Skill Level Intermediate
What you should know2m 7s
1. VPC Architecture
2. Creating VPCs
3. Creating Subnets
4. IP Addressing
5. VPC Security
6. VPC Public Connectivity
7. VPC Private Connectivity
8. VPC Compliance
Next steps1m 23s
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