UK Cyber Essentials
Firewalls

UK Cyber Essentials CE-FW.1: Boundary Firewalls Deployed

Every device in scope must be protected by a correctly configured firewall (or network device with firewall functionality) at the boundary of the internet connection.

Maintained by Gerard BlokdykVerified against the published standard Control text last updated

What else in your programme already covers this

This control maps to 33 controls across 20 other frameworks. If you already hold one of them, the evidence you collected for it is the starting point here rather than new work.

FedRAMP High · 3 controls

  • SC-7 Boundary Protection
  • SC-7(4) External Telecommunications Services
  • SC-7(5) Deny by Default Allow by Exception

FedRAMP Moderate · 3 controls

  • SC-7 Boundary Protection
  • SC-7(4) External Telecommunications Services
  • SC-7(5) Deny by Default Allow by Exception

PCI DSS 4.0 · 3 controls

  • 1.3.1 1.3.1 Inbound CDE traffic restricted
  • 1.4.1 1.4.1 NSCs between trusted and untrusted networks
  • 1.4.4 1.4.4 Cardholder data stores not reachable from untrusted networks
  • NS-1 Establish network segmentation boundaries
  • NS-3 Deploy firewall at the edge of enterprise network

C5 (Germany) · 2 controls

  • C5-COS-03 Monitoring of connections in the Cloud Service Provider's network
  • C5-COS-04 Cross-network access

CIS Controls v8 · 2 controls

  • CIS-13.4 Perform Traffic Filtering Between Network Segments
  • CIS-4.4 Implement and Manage a Firewall on Servers

CMMC 2.0 · 2 controls

NIST SP 800-171 Rev 3 · 2 controls

  • 03.13.01 Boundary Protection
  • 03.13.06 Network Communications - Deny by Default - Allow by Exception

SOC 2 · 2 controls

  • SOC2-CC6.1 CC6.1 Logical access security over protected information assets
  • SOC2-CC6.6 CC6.6 Protection against threats from outside the system boundary
  • ASD37-08 Deny direct internet connectivity (Excellent)
  • SEC05-BP02 Control traffic flow within your network layers

HIPAA Security Rule · 1 control

ISO 27001:2022 · 1 control

  • 8.20 Networks security

ISO 27002:2022 · 1 control

  • 8.20 Networks security
  • NIST-CSF-PR.IR-01 Networks and environments are protected from unauthorized logical access and usage

Every mapping shown was judged rather than inferred from wording similarity, and the ones that failed review are published too. See the coverage reports and what was rejected.

Other controls in Firewalls

You are reading one control. How much of UK Cyber Essentials have you already done?

UK Cyber Essentials CE-FW.1 is one control. If you already hold one of the frameworks below, a reviewed crosswalk already says how much of UK Cyber Essentials your existing evidence covers. Hold FedRAMP Moderate and 29 of 36 UK Cyber Essentials controls already carry evidence.

Each report names every control your existing framework evidences, every one it does not, the reasoning behind each claim, and the claims that were argued against and rejected. 0 were rejected on the FedRAMP Moderate pair alone.

Query this from an agent

The graph holds this control, the 33 it maps to, and the evidence behind each claim, over MCP and REST.