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This paper made a detailed analysis on the characteristics of mobile online games and pointed that security is one of the most important things which the games operators should focus on. There are several fields of the security problems, the communicate security would be the most important one. In the authors' opinion, the communicate security could be effectively improved through crypto system, then...
In recent years, lots of measurement methods have been proposed for measuring the network QoS. However those measurement methods are most concentrated in the IP layer or transport layer. In this paper, we propose a HTTP-based active measurement method which is used to find network QoS problems occurred in application layer. A system called MLM is implemented by utilizing our new measurement method...
The hidden security troubles of 3G network based on SIP is analyzed. In view of the security demand of 3G and the security bug of AKA protocol adopted in 3G network, an enhanced secure access protocol E-AKA is designed with SIP messages. E-AKA protocol not only effectively avoids the security threat, but also realizes the two-way authentication between the user equipment (UE) and home environment...
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