Cross-Framework Mapping

API 1164vsIACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems

See exactly how API 1164 controls map to IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems. Pre-computed mappings, identified gaps, and coverage analysis.

20
Controls Mapped
4
Gaps Found
42%
Coverage

According to the TheArtOfService Compliance Knowledge Graph:

API 1164 maps to IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems with 42% coverage across 10 directly mapped controls. Analysis of 24 API 1164 controls identifies 14 compliance gaps — primarily concentrated in API 1164: Asset Identification & Governance.

Source: TheArtOfService Knowledge Graph | 24 controls analysed | 693 frameworks | 819K+ cross-framework mappings

Control Mappings

Showing 20 of 20 mapped controls across 4 domains. Sign up to explore all 819K+ mappings across 693 frameworks.

API 1164: Access Management(4 mappings)

API1164-06Physical and logical access controls
E26-R5Access control
API1164-07Personnel risk assessment2 targets
E26-R3Risk assessment
E26-R5Access control
API1164-09Interactive remote access security
E26-R5Access control

API 1164: Systems Security(2 mappings)

API1164-13Network security monitoring
E26-R4Network segmentation
API1164-14System security hardening
E27-R1System hardening

API 1164: Incident Response & Recovery(12 mappings)

API1164-17Recovery plan for critical systems4 targets
E26-R13Incident response plan
E26-R15Recovery planning
E26-R16Backup and restoration
E27-R5Security event logging
API1164-18Reporting obligations to authorities4 targets
E26-R13Incident response plan
E26-R15Recovery planning
E26-R16Backup and restoration
E27-R5Security event logging
API1164-19Coordination with sector-specific agencies4 targets
E26-R13Incident response plan
E26-R15Recovery planning
E26-R16Backup and restoration
E27-R5Security event logging

API 1164: Supply Chain & Configuration(2 mappings)

API1164-22Configuration management for OT systems
E27-R1System hardening
API1164-24Vulnerability assessment for critical systems
E26-R3Risk assessment

Related Comparisons

Other API 1164 comparisons

Other IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems comparisons

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What are the key differences between API 1164 and IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems?

API 1164 has 24 controls across its framework, while IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems covers 22 controls. Direct mapping analysis identifies 10 overlapping controls (42% coverage). The frameworks diverge most significantly in API 1164: Asset Identification & Governance, where 5 API 1164 controls have no direct IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems equivalent.

How many controls map between API 1164 and IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems?

Of 24 total API 1164 controls, 10 map directly to IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems controls — representing 42% coverage. The remaining 14 controls represent compliance gaps requiring additional documentation or compensating controls to satisfy both frameworks simultaneously.

What are the compliance gaps when mapping API 1164 to IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems?

14 API 1164 controls have no direct equivalent in IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems. The highest concentration of gaps is in API 1164: Asset Identification & Governance with 5 unmapped controls. These gaps represent areas where additional controls, policies, or documentation must be created to achieve compliance with both frameworks.

Which control domains have the most gaps between API 1164 and IACS Unified Requirements E26/E27 — Cyber Resilience of Ships and On-Board Systems?

The domain with the highest gap count is API 1164: Asset Identification & Governance (5 gaps). Export the full domain-by-domain gap breakdown via the Professional tier to generate a prioritised remediation roadmap.

This platform provides educational compliance tools, not legal, regulatory, or professional compliance advice. Cross-framework mappings are AI-assisted interpretations and do not reproduce or replace official standards. Framework names and trademarks belong to their respective owners. Consult qualified professionals for your specific compliance requirements. See our Terms of Service.