3ds Roms Encrypted -

# Extract title keys from NCCH header ctrtool --keyset=keys.txt encrypted.3ds --exheader=exh.bin ctrtool encrypted.3ds --exefs=exefs.bin --decrypt Decrypt RomFS 3dstool -x -t romfs -f encrypted.romfs -o romfs/ --cbc -K titlekey

| Format | Extension | Purpose | Encryption Status | |--------|-----------|---------|--------------------| | Cartridge dump | .3ds | Direct dump of physical game card | Fully encrypted (except some headers) | | Installable archive | .cia (CTR Importable Archive) | eShop / digital title package | Encrypted with title key + console key | 3ds roms encrypted

After decryption, rebuild: