Defense in Depth

Layering multiple independent security controls so no single failure compromises the whole system.

Read

29 min

Practice MCQs

25

Interview QA

25

Edition

v4

Editorial status

Reviewed

Relevant for

Security Architect

Scope: NIST SP 800-53 Rev. 5 update 1; SP 800-37 Rev. 2; SP 800-160 Vol. 2 Rev. 1; SP 800-207; SP 800-61 Rev. 3; CIS Controls v8/8.1; OWASP ASVS project current 2026-08-31; MITRE ATT&CK current 2026-08-31.