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Information Security

nounverified·updated Aug 28, 2026

The protection of information and systems from unauthorized access, use, disclosure, disruption, modification, or destruction in order to provide confidentiality, integrity, and availability. [20]

MWENIST SP 800-172r3

Senses

ISACA Cybersecurity Glossary

Ensures that within the enterprise, information is protected against disclosure to unauthorized users (confidentiality), improper modification (integrity), and non-access when required (availability)

FFIEC Cybersecurity Assessment Tool, Baseline, May 2017

The measures taken so that information and information systems are protected from unauthorized access, use, disclosure, disruption, modification, or destruction.

FFIEC IT Examination Handbook - Audit, April 2012

The purpose of this function is to protect information and information systems from unauthorized access, use, disclosure, disruption, modification, or destruction in order to provide integrity, confidentiality, and availability.

Federal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary

The process by which an organization protects the creation, collection, storage, use, transmission, and disposal of information.

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

The protection of information and information systems from unauthorized access, use, disclosure, disruption, modification, or destruction in order to provide confidentiality, integrity, and availability.

NISTIR 7298: Glossary of Key Information Security Terms, Revision 2sense 2 pending review

Protecting information and information systems from unauthorized access, use, disclosure, disruption, modification, or destruction in order to provide— 1) integrity, which means guarding against improper information modification or destruction, and includes ensuring information nonrepudiation and authenticity; 2) confidentiality, which means preserving authorized restrictions on access and disclosure, including means for protecting personal privacy and proprietary information; and 3) availability, which means ensuring timely and reliable access to and use of information.

ISO/IEC TS 5723:2022(en) Trustworthiness — Vocabulary

preservation of confidentiality, integrity and availability of information; in addition, other properties, such as authenticity, accountability, non-repudiation, and reliability can also be involved.

NIST SP 800-171r3glossary

The protection of information and systems from unauthorized access, use, disclosure, disruption, modification, or destruction in order to provide confidentiality, integrity, and availability. [79]

Classifications

Entity Type

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Sensitivity

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Information Class

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Variants

synonym
information security function
plural
Information Securities
possessive
Information Security's
pluralpossessive
Information Securities'