end cryptographic unit (ECU)

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Abbreviation(s) and Synonym(s):

ECU

CNSSI 4009-2015

Definition(s):

Device that 1) performs cryptographic functions, 2) typically is part of a larger system for which the device provides security services, and 3) from the viewpoint of a supporting security infrastructure (e.g., a key management system) is the lowest level of identifiable component with which a management transaction can be conducted.
Source(s):
CNSSI 4009-2015

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

Comments about the glossary's presentation and functionality should be sent to secglossary@nist.gov.

See NISTIR 7298 Rev. 3 for additional details.

Information Technology Laboratory

Computer Security Resource Center

Computer Security Resource Center

end cryptographic unit (ECU)

Glossary Comments