The homebrew community creates fan translations, randomizers (e.g., Pokémon Randomizer ), and difficulty mods. Modding tools cannot read encrypted data. Modders must first decrypt the ROM, edit the text, models, or code, and then (optionally) re-encrypt it for use on a real console.
, on the other hand, are files that have been processed to remove this encryption layer. Using specialized software tools (often requiring keys derived from a legitimate 3DS console), the "lock" is removed, and the data is converted into a format that is readable by other software. 3ds Decrypted Roms