SeedSigner or something else?
Yes RPi zero 2W (W ripped physically off of course [also NFC cards])
but also my own PCB design
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Nice!
Which NFC cards?
NTAG424's but would prefer NTAG216 as their more readily available
Have yet to get anything working so you're our lead on the NFC signers rn
not secure
Agreed as we spoke before
Going to try some EMV cards but haven't played around with that yet