CryptoPassphrase  Diff

				     message: @"The password has been copied "
					      @"into the clipboard."
			      preferredStyle: UIAlertControllerStyleAlert];
		[alert addAction:
		    [UIAlertAction actionWithTitle: @"OK"
					     style: UIAlertActionStyleDefault
					   handler: ^ (UIAlertAction *action) {
			[self.navigationController popViewControllerAnimated: YES];
			[self.navigationController
			    popViewControllerAnimated: YES];
		}]];

		[self presentViewController: alert
				   animated: YES
				 completion: nil];
	}];
}