: The game console's NFC reader sends a signal to the Amiibo figure, which responds by transmitting its stored data.
+-------------------------------------------------------+ | NTAG215 Chip (540 Bytes) | +--------------------------+----------------------------+ | Static Data (UID, Type) | Dynamic Data (Saves, Edit) | +--------------------------+----------------------------+ | | v v [unfixed-info.bin] [locked-secret.bin] | | +------------+---------------+ | v [HMAC-SHA256 Key Generation] | v [Decrypted/Valid Interaction] amiibo encryption key