Data authorization management method and device based on electronic signature technology, and medium

The invention discloses a data authorization management method and device based on an electronic signature technology, and a medium, and is used for solving the problem that an existing electronic signature technology is relatively single in application in data authorization. The method comprises the steps of generating a corresponding authorization code for an electronic contract based on specific contents in a predefined electronic contract and a preset coding rule, and obtaining an authorization contract corresponding to the electronic contract; based on scanning triggering of the user on the authorization code, identity information of the user and authority data of the authorization contract are obtained, and identity authentication of the user is completed according to the identity information; confirming willingness information of the user through a preset mode, and applying for a digital certificate corresponding to the user from a third-party CA center; and verifying the authorization contract accordi