IEC 62443vsNIST SP 800-53 Revision 5.1 HIGH
See exactly how IEC 62443 controls map to NIST SP 800-53 Revision 5.1 HIGH. Pre-computed mappings, identified gaps, and coverage analysis.
According to the TheArtOfService Compliance Knowledge Graph:
IEC 62443 maps to NIST SP 800-53 Revision 5.1 HIGH with 4% coverage across 3 directly mapped controls. Analysis of 81 IEC 62443 controls identifies 78 compliance gaps — primarily concentrated in 62443-3-3 System Security Requirements.
Source: TheArtOfService Knowledge Graph | 81 controls analysed | 706 frameworks | 324K+ cross-framework mappings
Control Mappings
Showing 6 of 6 mapped controls across 3 domains. Sign up to explore all 324K+ mappings across 706 frameworks.
IEC 62443: Access Management(2 mappings)
IEC 62443: Systems Security(2 mappings)
IEC 62443: Supply Chain & Configuration(2 mappings)
Related Comparisons
Other IEC 62443 comparisons
Other NIST SP 800-53 Revision 5.1 HIGH comparisons
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What are the key differences between IEC 62443 and NIST SP 800-53 Revision 5.1 HIGH?
IEC 62443 has 81 controls across its framework, while NIST SP 800-53 Revision 5.1 HIGH covers 317 controls. Direct mapping analysis identifies 3 overlapping controls (4% coverage). The frameworks diverge most significantly in 62443-3-3 System Security Requirements, where 24 IEC 62443 controls have no direct NIST SP 800-53 Revision 5.1 HIGH equivalent.
How many controls map between IEC 62443 and NIST SP 800-53 Revision 5.1 HIGH?
Of 81 total IEC 62443 controls, 3 map directly to NIST SP 800-53 Revision 5.1 HIGH controls — representing 4% coverage. The remaining 78 controls represent compliance gaps requiring additional documentation or compensating controls to satisfy both frameworks simultaneously.
What are the compliance gaps when mapping IEC 62443 to NIST SP 800-53 Revision 5.1 HIGH?
78 IEC 62443 controls have no direct equivalent in NIST SP 800-53 Revision 5.1 HIGH. The highest concentration of gaps is in 62443-3-3 System Security Requirements with 24 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 IEC 62443 and NIST SP 800-53 Revision 5.1 HIGH?
The domain with the highest gap count is 62443-3-3 System Security Requirements (24 gaps). Export the full domain-by-domain gap breakdown via the Professional tier to generate a prioritised remediation roadmap.
Related Resources
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