546: Re-Crop With the Wisdom of Age
Accidental Tech Podcast
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How to Use UserDefaults to Do Accurate Fingerprinting
Every framework your app can access needs access to its own user defaults store. This left tons of side channels for any app to pick up things like phone number, email address and real name. Any library you include in your app could then yonk all of this without you the app developer knowing about it.
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