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It wouldn't necessarily be insecure - the bus could reject an offline-generated ticket at the time the user tries to get on the bus if the user's account is una
by jstanley 7y ago
It wouldn't necessarily be insecure - the bus could reject an offline-generated ticket at the time the user tries to get on the bus if the user's account is unable to pay for it.
- matthewmacleod 7y agoSure, if the scanners are online that makes a great deal of sense (though you would have to perform that transaction in real-time, which would be slow)