github.com/khulnasoft-lab/defsec@v1.0.5-0.20230827010352-5e9f46893d95/avd_docs/aws/vpc/AVD-AWS-0102/CloudFormation.md (about) 1 2 Set specific allowed ports 3 4 ```yaml 5 --- 6 AWSTemplateFormatVersion: "2010-09-09" 7 Description: A sample template 8 AWSTemplateFormatVersion: 2010-09-09 9 Description: Godd example of excessive ports 10 Resources: 11 NetworkACL: 12 Type: AWS::EC2::NetworkAcl 13 Properties: 14 VpcId: "something" 15 Rule: 16 Type: AWS::EC2::NetworkAclEntry 17 Properties: 18 NetworkAclId: 19 Ref: NetworkACL 20 Protocol: 6 21 ```