Download the NFC app and make the settings as described above. Format 3 or 4 tags. Write the tags as described above, Put "Attendance" as the shortcut, (make sure there are no spaces after the word Attendance), and a First and Last .There are a couple of NFC readers that will be able to read unencrypted cards. I personally use "NFC Tools". But sadly afaik there is no way to emulate on a nonjailbroken iPhone, since apple has locked the NFC emulation feature down to the Wallet app. This is so Apple can: Charge .