An Efficient and Secure m-IPS Scheme of Mobile Devices for Human-Centric Computing

Table 1

Characteristics of MAC, DAC, and RBAC.

	MAC	DAC	RBAC
Access authority	System	Owner	Central authority
Criteria of access	Security level	Identity	Role
Strategy	Stiff	Flexible	Flexible
Merits	Secure	Easy implementation,; flexible response	Easy management
Demerits	Difficult implementation and management, high cost, and low performance	Possible illegal behavior	Existence of conflict roles