A10.14
Forcing functions and interlocks
Cards in this group · 5
- A10.14.1Forcing functions are implemented as lock-in, lockout, or interlock, each matching a different risk pattern
- A10.14.2Software-level forcing functions can be bypassed by privileged users, physical ones usually can't
- A10.14.3A forcing function placed at the wrong step blocks legitimate operations instead of hazardous ones
- A10.14.4Interlock's intermediate states need explicit feedback, or users will assume the system has frozen
- A10.14.5Stacking too many forcing functions drives skilled users to hunt for unconventional shortcuts