Since the release of Xcode 5.0, a new version of the Capabilities tab has appeared in the target settings of the Xcode project. It includes the ability to customize the rights to your App ID projects. One of the features is Data Protection . Enable settings in the target settings no more than:
Add the "Data Protection" right to your application ID
How do I really implement data protection in my application? What are data protection applications? Does it encrypt all my application data?
ios xcode5 data-protection
Michael
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