: Use specialized hardware to dump the keys from your own physical amiibo collection. Third-Party Search
Another popular iOS alternative focused on creating backup tags with an intuitive user interface.
One of the most fascinating aspects of amiibo key files is their impact on collectibility. With over 150 unique amiibo characters released to date, each with its own distinct key file, collectors have a veritable treasure trove to explore. Rare and limited-edition amiibo, in particular, have become highly sought after by collectors, driving a thriving market for these tiny data packages.
Amiibo figures have become highly collectible items for Nintendo fans since their launch in 2014. Beyond their visual appeal on a shelf, these miniatures contain internal hardware that unlocks exclusive in-game content, characters, and cosmetic items across the Nintendo Switch, 3DS, and Wii U ecosystems. amiibo key files
Without the unfixed-info.bin and locked-secret.bin files, any software attempting to read a raw Amiibo dump will only see a scrambled, useless string of hex code. The Legality of Amiibo Key Files
Every official Amiibo figure contains an NTAG215 NFC chip. This chip holds specific data, including character identification, game progress, and unique serialization. Nintendo locks this data using two primary digital keys. The Two Component Keys
Command-line and graphical desktop tools used to view, edit, and verify the integrity of Amiibo dump files. Frequently Asked Questions Can I use any NFC tag to back up Amiibos? : Use specialized hardware to dump the keys
Any serious amiibo modder is familiar with a set of four critical files. These are typically found bundled together in directories named "Essential Files" in various community repositories. Here's what each one does:
act as the "master keys" that allow software (like TagMo on Android or AmiiBot on iOS) to understand the encrypted information on an Amiibo chip, allowing you to emulate or write that data to a new NFC tag. The Two Essential Key Files
Amiibo key files are not something you interact with directly—they are used by software to process amiibo data. The typical workflow involves: With over 150 unique amiibo characters released to
They enable users to "sign" new data, allowing them to create backup tags that the console perceives as official figures.
: This key handles the interpretation of the Amiibo's public information. It allows software to identify the specific character (e.g., Mario, Link, or Zelda), the series it belongs to, and the base data that never changes.
| Myth | Reality | |------|---------| | “Keys let you create any amiibo from scratch” | False – you still need valid dumps of the original character/save data. | | “Keys are illegal to own” | Ownership for personal backup may be legal in some regions, but distribution is not. | | “Keys work on all NFC tags” | False – only NTAG215 (specific capacity and locking features). |
When homebrew developers reverse-engineered the amiibo protocol years ago, they discovered that Nintendo’s security relied on a handful of these master keys. Once those keys were extracted (from a leaked Nintendo developer cartridge or via brute-force hardware attacks), the was born.
If you’ve ever dipped your toes into the world of DIY gaming accessories, custom "power tags," or the vibrant homebrew scene surrounding the Nintendo Switch and Wii U, you’ve likely encountered the mysterious term: .