System and method for controlling access to security engine of mobile terminal

A method of controlling access to a security engine of a mobile terminal, the method comprising:

• calling a security engine API according to execution of an app installed in the mobile terminal;
• calculating, by the security engine API, an app ID of the calling app and transmitting the calculated app ID to an access control module of the security engine to request permission to access the security engine;
• determining, by the access control module, whether an app intended to access the security engine is a reliable app using the app ID transmitted from the security engine API;
• when the app intended to access the security engine is the reliable app, requesting user authentication information;
• checking whether a user executing the app is an owner of the mobile terminal base on user authentication information inputted by the user;
• and
• when the user executing the app is the owner of the mobile terminal, permitting access to the security engine.