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Availability

nounid 1631·updated May 9, 2026
candidate

The property of being accessible and useable upon demand by an authorized entity.

Classifications

Entity Type

Requirement85%llm-generatedllm:claude-haiku-4-5

Sensitivity

unclassified

Information Class

unclassified

Variants

plural
Availabilities
possessive
Availability's
pluralpossessive
Availabilities'

Framework definitions

SANS Glossary of Security Terms1 senseview framework →
§1
Availability is the need to ensure that the business purpose of the system can be met and that it is accessible to those who need to use it.
National Initiative for Cybersecurity Careers and Studies (NICCS) Cybersecurity Lexicon1 senseview framework →
§1 · extended_definition_available
The property of being accessible and usable upon demand.
ISACA Cybersecurity Glossary1 senseview framework →
§1
Ensuring timely and reliable access to and use of information
CPMI-IOSCO Guidance on Cyber Resilience for Financial Market Infrastructures1 senseview framework →
§1
The property of being accessible and usable as expected upon demand.
Federal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary1 senseview framework →
§1
Whether or how often a system is available for use by its intended users. Because downtime is usually costly, availability is an integral component of security.
NISTIR 7298: Glossary of Key Information Security Terms, Revision 22 sensesview framework →
§1
Ensuring timely and reliable access to and use of information.
§2 · sense_2_pending_review
The property of being accessible and useable upon demand by an authorized entity.
CNSSI-4009 (Glossary of Information Assurance Terms)1 senseview framework →
§1
The property of being accessible and useable upon demand by an authorized entity.
NIST SP 800-531 senseview framework →
§1
Ensuring timely and reliable access to and use of information.
NIST SP 800-53A1 senseview framework →
§1
Ensuring timely and reliable access to and use of information.
NIST SP 800-371 senseview framework →
§1
Ensuring timely and reliable access to and use of information.
FIPS PUB 2001 senseview framework →
§1
Ensuring timely and reliable access to and use of information.
NIST SP 800-601 senseview framework →
§1
Ensuring timely and reliable access to and use of information.
NIST SP 800-271 senseview framework →
§1
Ensuring timely and reliable access to and use of information.
FIPS PUB 1991 senseview framework →
§1
Ensuring timely and reliable access to and use of information.
ISO/IEC TS 5723:2022(en) Trustworthiness — Vocabulary1 senseview framework →
§1
property of being accessible and usable on demand by an authorized entity
Sp 800-66 rev. 1. an introductory resource guide for implementing the health insurance portability and accountability act (hipaa) security rule1 senseview framework →
§1
The property that data or information is accessible and usable upon demand by an authorized person.
Risk Management Framework for Information Systems and Organizations: A System Life Cycle Approach for Security and Privacy1 senseview framework →
§1
Ensuring timely and reliable access to and use of information.

Outgoing relationships

related

Incoming relationships

No incoming triples
No other term currently asserts a relationship to this one.