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WWDC21 · 34 min · Essentials / Privacy & Security

Apple’s privacy pillars in focus

At Apple, we believe that privacy is a fundamental human right. Learn about our four pillars of privacy, how we brought these principles together to design iCloud Private Relay, and how you can approach building privacy in your app in line with those fundamentals. Explore how you can build data minimization, on-device processing, transparency and control, and security protections right into your app.

Watch at developer.apple.com ↗

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Code shown on screen · 1 snippet

Encrypt/decrypt data with CKModifyRecordsOperation swift · at 23:59 ↗ 
// Device 1: Encrypt data before calling CKModifyRecordsOperation.

myRecord.encryptedValues["encryptedStringField"] = "Sensitive value"


// Device 2: Decrypt data after calling CKFetchRecordsOperation.

let decryptedString = myRecord.encryptedValues["encryptedStringField"] as? String

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