+/*
+ * ITFoundation
+ * ITCategory-NSData.h
+ *
+ * Copyright (c) 2008 by iThink Software.
+ * All Rights Reserved.
+ *
+ * $Id$
+ *
+ */
+
+#import <Foundation/Foundation.h>
+
+@interface NSData (ITFoundationCategory)
+
+- (NSString *)hexadecimalRepresentation;
+
+- (NSData *)MD5;
+- (NSData *)SHA1;
+
+@end