System/Library/PrivateFrameworks/MessageProtection.framework
MP_AES_CTR.h
@interface MP_AES_CTR : NSObject
+ (id)decrypt:(id)a0 key:(id)a1 IV:(id)a2;
+ (id)encrypt:(id)a0 key:(id)a1 IV:(id)a2;
+ (id)crypt:(id)a0 key:(id)a1 IV:(id)a2;
@end
System/Library/PrivateFrameworks/MessageProtection.framework
@interface MP_AES_CTR : NSObject
+ (id)decrypt:(id)a0 key:(id)a1 IV:(id)a2;
+ (id)encrypt:(id)a0 key:(id)a1 IV:(id)a2;
+ (id)crypt:(id)a0 key:(id)a1 IV:(id)a2;
@end