1. THE MLEARNING SECURITY RULE BASE SYSTEM WITH SOCIAL NETWORK ON ECAMPUS: A CASE STUDY OF NORTH-CHIANG MAI UNIVERSITY Sarawut Ramjan, North-Chiang Mai University

2. Introduction Government agency created new act for overcome education divide in Thailand Private university in Thailand expand sub campus to other area-NCU They intend to set up a virtual class room for the driving an education standard equal to main campus Social network on mLearning system is trendy solution

3. Introduction Unfortunately, they face with mobile threat and problem on vulnerability points; student, lecturer and network technician on mobility environment They have a high investment for protect system themselves They lack skill for finding security solution They have new characteristic ; joining between sub and main campus with social network on mobility system They have various social network type that difference feature style such as mobile facebook, mobile twitter and new release ; mobile google+

4. The security model-Risk management in NCU NIST standard-free guideline System characterization ISP Social network Wireless communication provider Student, lecturer, technician Threat identification Vulnerability identification

5. The security model-Risk management in NCU Likelihood level = vulnerable point + threat Low Medium High Impact level = Confidentiality+ Availability +Integrity Low Medium High

6. The security model-Risk management in NCU Risk level = likelihood level + impact level Control recommendation Likelihood level Impact level LMH H M L