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By Service Protected

By Implementation

Service Control PoliciesConfig RulesAuto Remediation RulesConformance PacksAmazon GuardDutyAmazon InspectorAWS Security HubAWS Network FirewallRoute53 Resolver SecurityAmazon MacieS3 Bucket PoliciesCloudWatch Alarms and Event RulesAWS WAFAWS Secrets ManagerAWS Systems ManagerSecurity Groups & NACLsAWS KMSAWS SSOIAM PoliciesVPC Endpoint PoliciesCloudFormation Guard RulesLoad BalancersRDS Event SubscriptionsAWS Resource Access Manager (RAM)

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Security Groups & NACLs

Blacklist Port(s)

A network ACL that blacklist inbound and outbound traffic based on Port(s).

The template creates the network access list (NACL) into an existing VPC, and requires the following details: 

  • VPC ID: Provide the VPC ID to create the NACL in.
  • NACL Rules: Click on 'Customize Rules' and enter the missing rule information (Source IP, Port number, Protocol, and Action) depending on the NACL template. 

See Related Items section for configuration templates to create a new VPC.

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Items
5
Size
1.2 KB
Missing Parameters
AWSTemplateFormatVersion: "2010-09-09"
Description: ""
Resources:
  NetworkAcl:
    Type: "AWS::EC2::NetworkAcl"
    Properties:
      VpcId: ""
  IngressRule0:
    Type: "AWS::EC2::NetworkAclEntry"
    Properties:
      Egress: false
      NetworkAclId:
        Ref: "NetworkAcl"
      CidrBlock: "0.0.0.0/0"
      Protocol: "tcp"
      PortRange:
        From: ""
        To: ""
      RuleNumber: "100"
      RuleAction: "deny"
  IngressRule1:
    Type: "AWS::EC2::NetworkAclEntry"
    Properties:
      Egress: false
      NetworkAclId:
        Ref: "NetworkAcl"
      CidrBlock: "0.0.0.0/0"
      Protocol: "-1"
      RuleNumber: "200"
      RuleAction: "allow"
  EgressRule0:
    Type: "AWS::EC2::NetworkAclEntry"
    Properties:
      Egress: true
      NetworkAclId:
        Ref: "NetworkAcl"
      CidrBlock: "0.0.0.0/0"
      Protocol: "tcp"
      PortRange:
        From: ""
        To: ""
      RuleNumber: "100"
      RuleAction: "deny"
  EgressRule1:
    Type: "AWS::EC2::NetworkAclEntry"
    Properties:
      Egress: true
      NetworkAclId:
        Ref: "NetworkAcl"
      CidrBlock: "0.0.0.0/0"
      Protocol: "-1"
      RuleNumber: "200"
      RuleAction: "allow"
Parameters: {}
Metadata: {}
Conditions: {}

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Custom VPC Template
A configuration package to deploy an Amazon VPC with predefined presets to select: Subnet Tiers (Public and Private), Availability Zones, and Internet Connectivity. Configuration includes Subnets, Routing Tables, Internet Gateway, Nat Gateways, and Security Groups
Configuration Package
Custom VPC Template
A configuration package to deploy an Amazon VPC with predefined presets to select: Subnet Tiers (Public and Private), Availability Zones, and Internet Connectivity. Configuration includes Subnets, Routing Tables, Internet Gateway, Nat Gateways, and Security Groups
Configuration Package