ARM9 BootROM contains various encryption keys. OTP is used for encryption of console-unique data, such as NAND partitions.
This is the default setup when using 3DS Hacks Guide. This does not work when using boot9strap through ntrboot. If ntrboot is used, use the GodMode9 section below.
/boot9strapon the SD card. The files
otp.binshould be created inside.
This requires fastboot3DS v1.1 or newer installed to FIRM.
/3dson the SD card. The files
otp.binshould be created.
This requires GodMode9 v1.1.8 or newer, started through boot9strap.
[M:] MEMORY VIRTUAL.
otp.memto select both.
/gm9/outon the SD card. The files
otp.memshould be created.
movable.sed contains KeyY for SD data encryption for all files under
/Nintendo 3DS/<id0>/<id1>. The file is located in CTRNAND at
If you have an essentials backup (
essential.exefs) created by GodMode9, the file is available inside as "
The drive depends on the source. SysNAND is at
[1:] SYSNAND CTRNAND. EmuNAND/RedNAND is at
[4:] EMUNAND CTRNAND. A mounted NAND backup is at
[7:] IMGNAND CTRNAND.
movable.sed, then choose "Copy to 0:/gm9/out".
/gm9/outon the SD card. The file
movable.sedshould be created.