# Security Engineering
**Entity class:** Engineering discipline
## Definition
**Security engineering** designs systems that remain dependable under attack, misuse, failure, deception, and changing threat. It joins technical controls, human behavior, incentives, architecture, threat modeling, resilience, monitoring, and recovery.
## Relevance to this collection
It connects [[wiki/Bruce Schneier|Bruce Schneier]], [[wiki/Cybersecurity|Cybersecurity]], [[wiki/Assurance Infrastructure|Assurance Infrastructure]], [[wiki/Threat Assessment|Threat Assessment]], and [[wiki/Resilience|Resilience]].
## Relationships
- **master collection:** [[collections/Terrorism, Counterterrorism, and the Intelligence Environment|Terrorism, Counterterrorism, and the Intelligence Environment]].
- **intellectual neighborhood:** [[wiki/Intellectual Neighborhood of the Counterterrorism Collection|Intellectual Neighborhood of the Counterterrorism Collection]].
## Sources / Provenance
- [NIST Special Publication 800-160 Volume 1 Revision 1, *Engineering Trustworthy Secure Systems*, November 2022](https://csrc.nist.gov/pubs/sp/800/160/v1/r1/final).
**As of:** 2026-09-23