Perimeter Security
What is Perimeter Security?
Security measures deployed at the boundary between an organization's internal network and external networks to control access and filter threats.
Terms that appear alongside perimeter security
Each of these is named in at least one of the same controls as perimeter security. The number is how many controls name both.
- access control 4 shared controls
- security controls 2 shared controls
- firewall 2 shared controls
Frameworks that govern perimeter security
What the standards actually require on perimeter security
Requirements naming perimeter security across 5 standards, quoted from the control text.
Implement layered security architecture: perimeter security, firewalls between zones, unidirectional gateways/diodes where appropriate, access and authentication controls, and restrictions on bring-your-own-device.
CISA-ICS-DID-25 · Security Architecture (Perimeter, Firewalls, Diodes, Access) →Lloyds MS11.6 Secure Configuration and Change Management - configuration baselines aligned with industry benchmarks (CIS Critical Security Controls v8 + CIS Benchmarks for Windows + Linux + cloud + container + DISA STIGs where applicable) + Infrastructure-as-C...
LLOYDS-MS11-Secure-Configuration-Change-Management-Network-Segmentation-Perimeter-Defence-MS11-6-15 · Lloyds MS11 Secure Configuration + Change + Network Segmentation + Perimeter + MS11.6-15 →Execute Containment + Eradication + Recovery per NIST SP 800-61 Rev 2 Section 3.3. Containment Strategy (Section 3.3.1) must be chosen based on (a) potential damage to and theft of resources, (b) need for evidence preservation, (c) service availability require...
NISTSP61-5 · Containment, Eradication, and Recovery →Entities must apply physical security controls to facilities, including zoning, perimeter security, access control, and intruder detection, proportionate to the threat and the classification of information held.
PSPF-2024-POL-13 · Policy 13: Entity facilities →Apply specific security measures to liquefied natural gas peak shaving and liquefaction facilities in scope of the guidelines, addressing access control, perimeter security, tank protection and coordination with FERC and Coast Guard where applicable.
TSA-PSG-16 · Liquefied natural gas facility security →Questions people ask about perimeter security
What is Perimeter Security?
Why is Perimeter Security important for compliance?
Which compliance frameworks address Perimeter Security?
Where can I learn more about Perimeter Security?
See how Perimeter Security applies across compliance frameworks
Our platform maps 686 frameworks with 311K cross-framework control mappings. Explore how this concept is addressed across standards.