Display terminal, server and information security issuing system

Abstract

A display terminal, a server and an information security issuing system are provided. The display terminal includes a monitoring module and a display module. The monitoring module includes: a file request unit configured to receive a device authentication result sent by the server and send a file issuing request to the server when the device authentication result indicates that the display terminal is successfully authenticated; an identity authentication unit configured to receive an encrypted authentication file issued by the server according to the file issuing request, and authenticate identity information of data content in the encrypted authentication file; the display module is configured to display the data content in the encrypted authentication file when the identity authentication is passed; and a content authentication unit configured to determine whether the data content is correct based on a first image displayed by the display module.

CPC Classifications