A method for generating data of an application with a picture, has the steps of authenticating that a person who makes picture-attached application data is an applicant, acquiring private information identified by identification information offered by the applicant and setting it as an application entry, embedding facial portrait authentication information for authenticating that the image data of the facial portrait represents the applicant in image data of the facial portrait to produce facial portrait data of the applicant, generating application data by adding the generated facial portrait data to the application entry set with the private information, and embedding application data authentication information for authenticating the contents of the application data in the generated application data.