Telcos

A System for Scanning Traffic Detection in 3G WCDMA Network

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Executive Summary

Recently, with explosion of smart phone users and increasing variety of mobile services, the 3G WCDMA wireless network had been changed to open type service structure from the closed type service structure. In open structure, any device which uses 3G service will be able to access the wireless network for mobile internet. Also, any data traffic originated from smartphone and tablet would be allowed to access 3G wireless network regardless of whether it is malicious or not. In this situation abnormal traffic, such as scanning attack, may cause serious interference of 3G WCDMA wireless network with the narrow bandwidth and limited wireless resource.

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