UK Cyber Essentials
Firewalls

UK Cyber Essentials CE-FW.3: Block Unauthenticated Inbound Connections

Prevent access to firewall administrative interface from the internet unless protected by MFA or IP allowlist limited to specific trusted addresses.

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

What else in your programme already covers this

This control maps to 25 controls across 14 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 · 4 controls

FedRAMP Moderate · 4 controls

  • ASBv3-IM-2 Protect identity and authentication systems
  • NS-2 Secure cloud services with network controls

CMMC 2.0 · 2 controls

NIST SP 800-171 Rev 3 · 2 controls

  • 03.07.05 Nonlocal Maintenance
  • 03.13.06 Network Communications - Deny by Default - Allow by Exception

NIST SP 800-53 Rev 5 · 2 controls

PCI DSS 4.0 · 2 controls

  • 1.4.2 1.4.2 Restricting traffic entering trusted networks from outside
  • 8.4.3 8.4.3 MFA for remote access that could reach CDE
  • ANSSI-HYG-28 Use a Dedicated and Partitioned Network for Administration
  • ASD37-20 Multi-factor authentication (Essential)

C5 (Germany) · 1 control

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

SOC 2 · 1 control

  • SOC2-CC6.6 CC6.6 Protection against threats from outside the system boundary

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.3 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 25 it maps to, and the evidence behind each claim, over MCP and REST.