| 摘要 |
In order to eliminate an unauthorized action trying to find out authentication information, a mobile phone 1ncludes a processing execution portion (65) which executes processing corresponding to an operation when the operation is accepted via operation keys, an identification information requesting portion (51) which requests an input of identification information for identification of the operator, an authentication portion (53) which performs authentication of the input identification information, a camera arranged in a position where the operator is included in its image pickup range and outputting image data obtained by picking up an image, an image data acquiring portion (55) which activates the camera to acquire image data when the identification information requesting portion (51) requests an input of identification information, an area extracting portion (57) which extracts an area including an image recognized as a person from the image data, and a mode switching portion (61) which enables execution of the processing by the processing execution portion (65) when a first condition that the authentication by the authentication portion (53) succeeds and a second condition that the area including an image recognized as a person is extracted from the image data by the area extraction portion (57) are both satisfied.
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