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Critical infrastructure

nounverified·updated May 9, 2026

System and assets, whether physical or virtual, so vital to the U.S. that the incapacity or destruction of such systems and assets would have a debilitating impact on security, national economic security, national public health or safety, or any combination of those matters. [Critical Infrastructures Protection Act of 2001, 42 U.S.C. 5195c(e)]

MWENISTIR 7298: Glossary of Key Information Security Terms, Revision 2

Senses

National Initiative for Cybersecurity Careers and Studies (NICCS) Cybersecurity Lexicon

The systems and assets, whether physical or virtual, so vital to society that the incapacity or destruction of such may have a debilitating impact on the security, economy, public health or safety, environment, or any combination of these matters.

ISACA Cybersecurity Glossary

Systems whose incapacity or destruction would have a debilitating effect on the economic security of an enterprise, community or nation.

NIST Cybersecurity Framework

System and assets, whether physical or virtual, so vital to the U.S. that the incapacity or destruction of such systems and assets would have a debilitating impact on security, national economic security, national public health or safety, or any combination of those matters.

Classifications

Entity Type

System85%llm-generatedllm:claude-haiku-4-5
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Sensitivity

Regulated90%llm-generatedllm:claude-haiku-4-5
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Information Class

Cui75%llm-generatedllm:claude-haiku-4-5
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Variants

possessive
Critical infrastructure's