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>>[The] defenses include obvious technical components (e.g. backup systems, ‘safety’ features of equipment) and human components (e.g. training, knowledge) but also a variety of organizational, institutional, and regulatory defenses (e.g. policies and procedures, certification, work rules, team training).

This omits "design" for defenses against problems.

Example: the chemical industries in many countries in the 1960s had horrendous accident records: many employees were dying on the job. (For many reasons) the owners re-engineered their plants to substantially reduce overall accident rates. "Days since a lost-time accident" became a key performance indicator.

A key engineering process was introduced: HAZOP. The chemical flows were evaluated under all conditions: full-on, full-stop, and any other situations contrary to the design. Hazards from equipment failures or operational mistakes are thus identified and the design is adjusted to mitigate them. This was s.o.p. in the 1980s. See Wikipedia for an intro.

Similar approaches could help IT and other systems.




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