Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Freescale Semiconductor/MK61F15WS/FTFE_FlashConfig/FSEC#0x0
Non-volatile Flash Security Register
Flash Security
Freescale Failure Analysis Access Code
no description available
Backdoor Key Security Enable
https://github.com/cmsis-svd/cmsis-svd-data