iOS Security Tutorial — Part 1

On March 25th 2019, Apple announced its new consumer U.S. credit card issued by Goldman Sachs “Apple Card”. They pointed out that for every Apple Card, there’s a unique per device card number that is created and stored safely in the device’s secure element & that every purchase is authenticated with Touch ID or Face ID. The purpose of this tutorial is to further elaborate what is the iOS device’s

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public key cryptography in iOS