The keyY is hashed with SHA256, the first 0x10-bytes from the hash is used for ID0 in [[SD Filesystem|sdmc/Nintendo 3DS/<ID0>/<ID1>]] and [[Flash Filesystem|nand/data/<ID0>]]. | The keyY is hashed with SHA256, the first 0x10-bytes from the hash is used for ID0 in [[SD Filesystem|sdmc/Nintendo 3DS/<ID0>/<ID1>]] and [[Flash Filesystem|nand/data/<ID0>]]. |