Trust-Based Access Control Model from Sociological Approach in Dynamic Online Social Network Environment

Table 3

Proposed trust evaluation factors and OSN services.

Entities	Evaluation factor		Contents	User services in OSN
				Positive	Negative
Trustor		Tendency (ta: trust ability, ts: trust sustainability, and tr: trust relationship)	A trait that leads to a generalized expectation to trust others	—
	Internal factor	Ability ()	Characteristics that enable a user to have an influence within some specific domain. The trustee may be highly competent in the owner’s domain affording that person trust on tasks related to some area.	Like, link, and share	Dislike
Trustee		Sustainability ()	The trustee’s perception that adheres to want to access someone’s domain continuously.	Hits, comment, reply, and chat	Misuse report
		Relationship ()	A specific association between two or more people that binds a strong or weak tie.	Friendship, number of common relationships	Block relationship
Third party	External factor	Recommendation	The degree of third party’s trust derived from previous experiences with trustee	Trust value from third party