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Host Firewall

What is Host Firewall?

A software-based firewall running on individual endpoints that controls network traffic to and from that specific device based on security rules.

Information Security

Frameworks that govern host firewall

NIST SP 800-53 Rev 5View framework →CIS Controls v8View framework →

What the standards actually require on host firewall

Requirements naming host firewall across 2 standards, quoted from the control text.

New Zealand Information Security Manual (NZISM)1 control

Workstations running softphones or webcams should have a host-based firewall installed by the agency that permits traffic only to and from the smallest necessary number of ports.

new-zealand-information-security-manual-nzism::18.3.16.C.02 · 18.3.16.C.02 Host firewall limiting ports on softphone and webcam workstations →
NIST SP 800-1451 control

Classify each cloud service the organisation consumes against the three service models defined in NIST SP 800-145 Section 3: Software as a Service (SaaS) where the consumer uses the provider's applications running on a cloud infrastructure, accessible from var...

NISTSP145-5 · Service Model Classification (SaaS, PaaS, IaaS) →

Questions people ask about host firewall

What is Host Firewall?
A software-based firewall running on individual endpoints that controls network traffic to and from that specific device based on security rules.
Why is Host Firewall important for compliance?
Host Firewall is a key concept in Information Security. Understanding host firewall helps organizations meet regulatory requirements, reduce risk, and demonstrate due diligence during audits. Our compliance platform maps 1,016 frameworks with 316K cross-framework control mappings.
Which compliance frameworks address Host Firewall?
Host Firewall appears in the requirement text of New Zealand Information Security Manual (NZISM), NIST SP 800-145. Across these standards we have identified 2 controls that name it directly, each linked to the control text on the compliance platform.
Where can I learn more about Host Firewall?
Explore our compliance framework pages to see how host firewall applies across different standards and regulations. Our implementation guides provide step-by-step guidance, and the compliance platform offers AI-powered analysis of how this concept maps across 1,016 frameworks.

See how Host Firewall applies across compliance frameworks

Our platform maps 1,016 frameworks with 316K cross-framework control mappings. Explore how this concept is addressed across standards.

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Written and maintained by Gerard Blokdyk, The Art of Service.