Answer
No, an NFC Key cannot be terminated.
Additional Notes
The closest workaround for this would be to remove the Key from any Users within a database. You can use this article for that process: How to deactivate a key fob for NFC?
No, an NFC Key cannot be terminated.
The closest workaround for this would be to remove the Key from any Users within a database. You can use this article for that process: How to deactivate a key fob for NFC?