Defense in depth protects against hazards through several distinct safeguards rather than one supposedly perfect barrier. Useful layers interrupt different failure opportunities and can compensate for one another. Their effectiveness depends on availability and shared dependencies, so another check helps only when it adds protection the existing layers lack.
- Entry typeRelated entry
- FromSwiss Cheese Model (model)
- Category of its source unitTheories & Explanatory Models
- DomainRisk, Crisis & Safety
What these mean
Editorial orientation · Entry type
Related entry
Related entries name an idea, effect or practice that belongs to a model or tool of the series. They are not models or tools themselves and are not counted as such; each one leads to the model or tool it comes from, and to its Executive Insight Brief.
Editorial orientation · Category
Theories & Explanatory Models
Explains how or why a communication process works by relating mechanisms, conditions or variables. Its value is an account that can guide inquiry into what produces an outcome, rather than a name for the outcome alone.