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Femtocells is an ongoing technology to improve coverage for broadband radios, e.g., WiMAX and 3G. To prevent the core network from unauthorized accesses, a security gateway is designed to protect communications between legal femtocells and the core network. However, there are no integrated solutions to protect subscribers from rogue femtocells. Without any protection mechanisms, rogue femtocells are...
In recent years, several worms attacked the Internet and caused serious global damage. We consider that if we can detect the worm in its early spreading stage and perform the access control policy on the related routers immediately, the disaster may be alleviated or even avoided. E-Alarm makes use of network topology information, analyzes anomaly alarms using clustering method, and gives access control...
The security of a two-party authentication protocol relies on the stored secrets of each entity are not easily compromised by adversaries. However, in the real world, hackers can always divulge the stored secrets. In this paper, we introduce the concept of the stolen-secret attack and point out that all existing secret-key based authentication protocols and password based authentication protocols...
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