vault backup: 2021-07-19 00:02:54

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2021-07-19 00:02:54 +02:00
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- [[push]] [[stpa]] - [[push]] [[stpa]]
- i love how STPA defers key steps to a later stage so they can be done systemically, once partial but complete initial modeling has taken place. - i love how STPA defers key steps to a later stage so they can be done systemically, once partial but complete initial modeling has taken place.
- can be applied recursively. - can be applied recursively.
- It could be argued that because STPA can be applied recursively the cost of abstraction is minimized or at least bound.
- 4 [[steps]] - 4 [[steps]]
- 1. define the purpose of the analysis, including [[losses]], [[scope]], [[hazards]], [[constraints]] (optionally derived also from [[sub hazards]]). - 1. define the purpose of the analysis, including [[losses]], [[scope]], [[hazards]], [[constraints]] (optionally derived also from [[sub hazards]]).
- 2. model the control structure - 2. model the control structure