Network ACL

Stateless numbered packet filter applied at the subnet boundary.

Provider: aws
Kind: Firewall
Category: Security
Official docs: https://docs.aws.amazon.com/vpc/latest/userguide/vpc-network-acls.html
Also known as: NACL

Properties · 5 set by this component

property	type	values	required	kind default	this component
aclsPerVpcQuota · component property	integer	—	no	200	inherited
defaultAclAllowsAllTraffic · component property	boolean	—	no	true	inherited
defaultAction	enum	allow \| deny	no	—	▸ deny
filtersEphemeralPortsSeparately · component property	boolean	—	no	true	inherited
intrusionPrevention	boolean	—	no	—	▸ false
logging	boolean	—	no	—	▸ false
managed	boolean	—	no	false	▸ true
ruleCount	integer	—	no	—	inherited
rulesPerAclQuota · component property	integer	—	no	20	inherited
stateful	boolean	—	no	—	▸ false

Rules that apply · 0

Every rule whose selector covers this component's kind or its category. Whether a rule fires depends on the design: its properties, its edges and its groups.

No rule reads this kind yet. That is a gap, not a guarantee.

Use it in a design

nodes:
  - { id: "network-acl", component: "aws-network-acl" }

Other Firewall products · 35

Cloud Firewallalibaba-cloud-firewallalibabacloudfirewall Network ACLalibaba-network-aclalibabacloudfirewall ECS Security Groupalibaba-security-groupalibabacloudfirewall AWS Network Firewallaws-network-firewallawsfirewall Amazon Route 53 Resolver DNS Firewallaws-route53-dns-firewallawsfirewall Security groupaws-security-groupawsfirewall Microsoft Entra Internet Accessazure-entra-internet-accessazurefirewall Azure Firewallazure-firewallazurefirewall Network Security Groupazure-network-security-groupazurefirewall Network security perimeterazure-network-security-perimeterazurefirewall Cloudflare DNS Firewallcloudflare-dns-firewallcloudflarefirewall Cloudflare Gatewaycloudflare-gatewaycloudflarefirewall Cloudflare Network Firewallcloudflare-network-firewallcloudflarefirewall Generic firewallfirewallfirewall Firewall appliancefirewall-appliancefirewall Fortinet FortiGatefortigatefirewall MikroTik RouterOSmikrotik-routerosfirewall nftablesnftablesfirewall OPNsenseopnsensefirewall Palo Alto Networks NGFWpalo-alto-ngfwfirewall pfSensepfsensefirewall Snortsnortfirewall Suricatasuricatafirewall VyOSvyosfirewall DigitalOcean Cloud Firewallsdigitalocean-cloud-firewalldigitaloceanfirewall Cloud IDSgoogle-cloud-idsgcpfirewall Cloud NGFWgoogle-cloud-ngfwgcpfirewall Secure Web Proxygoogle-secure-web-proxygcpfirewall IBM Cloud Hardware Firewallibm-firewallibmfirewall VPC Security Groupibm-security-groupibmfirewall NetworkPolicyk8s-network-policyk8sfirewall Network Firewalloci-network-firewallocifirewall Network Security Groupoci-network-security-groupocifirewall Security Listoci-security-listocifirewall Security Groupoutscale-security-groupoutscalefirewall

Source

1# yaml-language-server: $schema=../../schema/component.schema.json
2# AWS network ACL: stateless subnet-level packet filter evaluated by numbered rules.
3# "Control subnet traffic with network access control lists" + "Custom network ACLs for your VPC":
4# stateless, unmodifiable trailing '*' rule denies anything unmatched, the VPC default ACL allows all.
5schemaVersion: "1"
6type: "component"
7id: "aws-network-acl"
8kind: "firewall"
9provider: "aws"
10docs: "https://docs.aws.amazon.com/vpc/latest/userguide/vpc-network-acls.html"
11aliases: ["NACL"]
12defaults:
13  managed: true
14  stateful: false
15  defaultAction: "deny"
16  logging: false
17  intrusionPrevention: false
18properties:
19  defaultAclAllowsAllTraffic:
20    type: "boolean"
21    default: true
22  rulesPerAclQuota:
23    type: "integer"
24    default: 20
25  aclsPerVpcQuota:
26    type: "integer"
27    default: 200
28  filtersEphemeralPortsSeparately:
29    type: "boolean"
30    default: true

The same page as markdown, for an agent: /catalogue/components/aws-network-acl.md