If you are good with hex editor, the problem is the wrong keyblob at offset 0x0450 in boot0.bin file
http://switchbrew.org/index.php/BCT
https://switchbrew.org/wiki/Flash_Filesystem#Keyblob
If you goto 0x180000 in boot0.bin file there are like 0x200 byte blocks with 0xB0 bytes of data. One of...