Matwosk
Matwosk

Reputation: 459

unlock AFI value NFCV

I have problem how to unlock AFI value on NFCV tag. I changed AFI value with 0x27 followed by a lock AFI 0x28. Is there some way how I can unlock it? Also how can I detect if AFI value is locked or unlocked? Thank you.

Upvotes: 1

Views: 439

Answers (1)

Polluks
Polluks

Reputation: 572

There is no unlock command at all. If 0x27 fails it's locked, the lock makes a tag write-once. That's the way it is.

Upvotes: 3

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