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Defense in depth

nouncandidate·updated May 9, 2026

The practice of layering defenses to provide added protection Defense in depth increases security by raising the effort needed in an attack. This strategy places multiple barriers between an attacker and an enterprise's computing and information resources.

Framework senses

SANS Glossary of Security Terms1 senseview framework →
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Defense In-Depth is the approach of using multiple layers of security to guard against failure of a single security component.
ISACA Cybersecurity Glossary1 senseview framework →
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The practice of layering defenses to provide added protection Defense in depth increases security by raising the effort needed in an attack. This strategy places multiple barriers between an attacker and an enterprise's computing and information resources.
Federal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary1 senseview framework →
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Information security strategy integrating people, technology, and operations capabilities to establish variable barriers across multiple layers and dimensions of the organization.
NISTIR 7298: Glossary of Key Information Security Terms, Revision 21 senseview framework →
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Information security strategy integrating people, technology, and operations capabilities to establish variable barriers across multiple layers and dimensions of the organization.
CNSSI-4009 (Glossary of Information Assurance Terms)1 senseview framework →
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Information security strategy integrating people, technology, and operations capabilities to establish variable barriers across multiple layers and dimensions of the organization.
NIST SP 800-531 senseview framework →
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Information security strategy integrating people, technology, and operations capabilities to establish variable barriers across multiple layers and dimensions of the organization.