The pass is a signed token, not a photo of a list. It is issued once, it belongs to one attendee, and it cannot be transferred by forwarding an email.
What happens at the scan
- The camera reads the token
- The server resolves it to an attendee
- The check-in is written once, with who scanned it
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Try it on your next event
Registration, QR check-in and the door — set up in an afternoon.