AnFRA: Anonymous and Fast Roaming Authentication for Space Information Network.

Nowadays, the Space Information Network (SIN) has been widely used in real life because of its advantages of communicating anywhere at any time. This feature is leading to a new trend that traditional wireless users are willing to roam to SIN to obtain a better service. However, the features of exposed links and higher signal latency in SIN make it difficult to design a secure and fast roaming aut...