ELECTRONIC DEVICE AND INPUTTED SIGNATURE PROCESSING METHOD OF ELECTRONIC DEVICE

摘要

In various embodiments of the present invention, an operation method of an electronic device may comprise the operations of: registering, as reference signature data, at least one handwritten signature inputted into the electronic device by a user input means; authenticating an inputted handwritten signature by comparing data of the inputted handwritten signature with the registered reference signature data when the handwritten signature is inputted by the user input means; and further registering, as reference signature data, handwritten signature data regarding the inputted handwritten signature when the inputted handwritten signature is authenticated normally as a result of the authentication. In addition, other various embodiments of the present invention may be provided.