1. L. Atzori, A. Iera and G. Morabito, The internet of
2. Z. Qin, Y. Wang, H. Cheng, et al., Demographic information
3. D. Bandyopadhyay and J. Sen, Internet of
4. X. Li, R. Lu, X. Liang, et al., Smart
5. A. Lewko and B. Waters, Unbounded hibe and attribute-based encryption, in Proc. of the 30th An- nual Int. Conf. on Theory and Appl. of Crypt.