Terminal and method for hiding and protecting data information

Abstract

The present invention provides a terminal which includes an an information collection unit configured to acquire subsidiary information added to a current image by a user and collect authentication information relating to the user according to an information hiding command received by the current image, an information processing unit configured to execute the following steps: eliminating the subsidiary information on the current image, and embedding the subsidiary information and the authentication information into a file of the current image from which the subsidiary information is eliminated in a related manner, or eliminating a display identifier of the subsidiary information on the current image, and embedding the subsidiary information, the display identifier, and the authentication information into the file of the current image from which the display identifier is eliminated from in a related manner. The present invention further provides a method for hiding and protecting data information.

Dependencies are inferred from the claim text.