11. The method of claim 10 , wherein the method further comprises: denying the user access to the resources of the mobile computing device when the representations of the first face and the second face are determined not to match.
10. The method of claim 9 , wherein the method further comprises: authenticating the user and granting the user access to the resources of the mobile computing device when the representation of the first face and the representation of the second face are determined to match.