Due to legal considerations, the Citra development team cannot officially distribute these keys, as they are the proprietary intellectual property of Nintendo. You are required to dump the keys from your own personal, modded 3DS console.
Here is how to create a portable Citra setup, based on the official Citra FAQ: aeskeystxt citra portable
Because emulators cannot legally ship with copyrighted Nintendo system code or proprietary cryptographic keys, Citra cannot decrypt retail game dumps ( .3ds or .cia formats) out of the box. Due to legal considerations, the Citra development team
This is often the method referenced in search results. If you don't have a 3DS or are simply setting up quickly, pre-made bundles of emulation files are available. The download, often found on emulation wiki pages like the Emulation General Wiki, includes an aes_keys.txt file as part of its package. This is a valid collection of keys that allows Citra to run most encrypted content. This is often the method referenced in search results
slot0x0DKeyX=0123456789ABCDEF0123456789ABCDEF slot0x0DKeyY=0123456789ABCDEF0123456789ABCDEF slot0x18KeyX=0123456789ABCDEF0123456789ABCDEF slot0x1BKeyX=0123456789ABCDEF0123456789ABCDEF slot0x25KeyX=0123456789ABCDEF0123456789ABCDEF slot0x2CKeyX=0123456789ABCDEF0123456789ABCDEF common0=0123456789ABCDEF0123456789ABCDEF
If you have configured your portable setup but games still refuse to boot, check the following common pitfalls:
The script will generate the necessary decrypted key data and save it to your SD card under gm9/out/ .