Patent ID: 8817105

Claim:
An information terminal, comprising: an accepting module operable to accept an operation by an operator; a processing execution module operable to execute processing corresponding to said operation in response to said operation accepted by said accepting module; an identification information requesting module operable to request an input of information of identification information for identification of the operator; an authentication module operable to perform authentication of the identification information input in response to the request by said identification information requesting module; an image data acquiring module operable to acquire image data when said identification information requesting module requests an input of the identification information; an image data storage memory operable to store the image data acquired by said image data acquiring module; an area extracting module operable to extract an area including an image recognized as a person from said acquired image data; and an enabling module operable to enable execution of processing other than deleting said image data by said processing execution module in the case where a first condition that authentication by said authentication module succeeds and a second condition that said area including an image recognized as a person is extracted from said image data by said area extracting module are both satisfied; and a deleting module operable to delete said image data from said image data storage module when the authentication by said authentication module succeeded, and to prevent deleting when the authentication by said authentication module fails.