问题
Hello I would like to know how I can differentiate between two fingerprints to relate them to a user and password, because if I can not know who owns that footprint I could not relate them to a user within my app. Thank you
回答1:
I'm afraid that's not currently possible. The result is authenticated or not, not authenticated by X.
来源：https://stackoverflow.com/questions/42276158/how-can-i-differentiate-between-fingerprints-with-touch-id