: Used for data that remains constant, like the character ID.
When you write that data to a new blank tag, the software uses the keys and the new tag’s unique ID to "re-lock" the data correctly. Without the keys, the new tag would have the wrong "signature," and your Nintendo Switch would reject it as corrupted. Where Do You Get Them? amiibo encryption key
: The key is used to sign data when writing it back to an NFC tag (like an NTAG215), making the tag appear as an official amiibo to a Nintendo console. Key Components : Used for data that remains constant, like the character ID