Automated way to restrict all inbound and outbound rules from AWS default security groups

For each VPC created in AWS, a default security group is always automatically created, in this security group there is an inbound rule that allows access to all protocols and ports of the security group itself as source and it also has an outbound rule that allows access to all protocols and ports to the internet as source.

Following good security practices, it is not recommended to use default security groups associated with AWS resources, but rather to create custom …

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