Patent attributes
An open interface device and method is disclosed. In one embodiment, the method includes i) receiving a standard application program interface (API) input for performing a biz template from a CP/SP, ii) generating a session key of the biz template, iii) performing an authentication process for a biz template requested by the CP/SP, iv) transforming the received standard API input from the CP/SP to a biz template performing request message by analyzing the received standard API input and transmitting the biz template performing request message to the business logic processing unit, v) receiving the biz template performing result message from the business logic processing unit and transforming the received biz template performing result message to a message format to transmit to the CP/SP and vi) transferring the biz template performing result message to the CP/SP.