issue 2 publication date 2013-07-01

• A semantic-aware role-based access control model for pervasive computing environments
• A computational model and convergence theorem for rumor dissemination in social networks
• GTrust: a group based trust model
• Prediction of user's trustworthiness in web-based social networks via text mining
• Convertible limited (multi-) verifier signature: new constructions and applications
• STLR: a novel danger theory based structural TLR algorithm
• Persian Abstract