1. Aissaoui, H., Urien, P., Pujolle, G.: Low latency of re-authentication during handover: re-authentication using a signed token in heterogeneous wireless access networks. In: 2013 International Conference on Wireless Information Networks and Systems (WINSYS), pp. 1–7. IEEE (2013)
2. Chen, M., Qian, Y., Mao, S., Tang, W., Yang, X.: Software-defined mobile networks security. Mob. Netw. Appl. 21(5), 729–743 (2016)
3. Foundation, O.N.: Software-defined networking (SDN) definition,
4. Ghose, S., Kumar, R., Banerjee, N., Datta, R.: Multihop virtual topology design in WDM optical networks for self-similar traffic. Photonic Netw. Commun. 10(2), 199–214 (2005)
5. Hu, T., Guo, Z., Yi, P., Baker, T., Lan, J.: Multi-controller based software-defined networking: a survey. IEEE Access 6, 15980–15996 (2018)