Electronic device, application authentication method, application execution system, and computer readable medium containing executable program instruction

An application authentication method, comprising the steps of:

• storing license authentication information for authenticating a license with respect to an application program,
• providing a license check processing program and license setting information;
• receiving a license ID;
• verifying whether the license ID received is authenticated based on the license authentication information;
• and
• transmitting the license check processing program and the license setting information when the received license ID is authenticated.

A computer readable medium comprising executable program instructions that, when executed by a computer causes the computer of an electronic device to implement a method for executing an application program, the method comprising the steps of:

• storing a license check processing program and license setting information;
• executing the application program by associating the license check processing program with a preset location in the application program;
• and
• performing a license authentication check by the license check processing program associated with the preset location.