Officially, you are meant to dump these keys from your own physical 3DS hardware using tools like GodMode9 .
: If you're a developer, researcher, or enthusiast interested in the Nintendo 3DS, the "3ds aes-keys.txt" file is definitely worth checking out. Just be sure to use it responsibly and follow any applicable laws and guidelines. 3ds aes-keys.txt
AES is a widely used encryption algorithm that is considered secure and reliable. In the case of the 3DS, AES is used to encrypt game data, such as game saves, levels, and other sensitive information. The AES keys stored in "3ds aes-keys.txt" are used to unlock this encrypted data, allowing the 3DS to verify the authenticity of the game and ensure that it hasn't been tampered with. Officially, you are meant to dump these keys
This paper explores the technical role, structure, and legal implications of the file within the Nintendo 3DS emulation and homebrew ecosystem. AES is a widely used encryption algorithm that