Objective-C categories for AppConnect secure file I/O

The AppConnect for iOS SDK provides the following categories, in which each method corresponds to a method in the original class, but provides a secure version of the functionality.

NSFileManager category
NSData (ACSecureFile) category
NSData (ACSharedSecureFile) and ACFileHandle (ACSharedSecureFile) categories
NSKeyedArchiver category
NSKeyedUnarchiver category
NSDictionary category
NSMutableDictionary category
NSArray category
NSMutableArray category

Note The Following:  

These methods cannot be used if secure services are not available.
These methods provide a special error indicating that the encryption key is not available.

Methods that take a pointer to an NSError object as a parameter provide this error indication. See NSError objects that secure Objective-C methods return.

The header files are in the AppConnect.framework in <category name>.h.