Skip to main content

Posts

Showing posts with the label Out-of-Context Safety development

SEooC for Dummies

  Typically, Safety development happens in a top-down approach. We start with identifying hazards and associated Safety goals for an item for a specific vehicle. Then we identify the Safety path in the system for that Safety goal, identify the Safety related HW, SW and System elements, and finally develop these elements in compliance to ASIL. Safety Element Out Of Context (SEooC) development is different from regular Safety development in the sense that it is a bottom-up approach. We first decide what is the HW, SW or System element that must be developed as ASIL and then formulate assumptions on the ASIL level, the Safety goals, the item or System, and the context/environment in which the Safety element will be used. In short, we decide on the scope or boundary for the element. SEooC approach is used for developing SW, HW or System elements where the developer is sure that this element will be used as a Safety element in not just the context of 1 Safety program, but the Safety...