--- /dev/null
+//
+// CKDStore.h
+// Security
+//
+//
+
+#import <Foundation/Foundation.h>
+
+@class UbiqitousKVSProxy;
+
+@protocol CKDStore
+
+- (void)connectToProxy: (UbiqitousKVSProxy*) proxy;
+
+- (NSObject*)objectForKey:(NSString*)key;
+
+- (void)setObject:(id)obj forKey:(NSString*)key;
+- (void)addEntriesFromDictionary:(NSDictionary<NSString*, NSObject*> *)otherDictionary;
+
+- (void)removeObjectForKey:(NSString*)key;
+- (void)removeAllObjects;
+
+- (NSDictionary<NSString *, id>*) copyAsDictionary;
+
+- (void)pushWrites;
+- (BOOL)pullUpdates:(NSError**) failure;
+
+@end