News

December 2005

by John Chan

You may be aware of the heightened alerts for computer security measures from recent press reports. Hackers are using all sorts of sophisticated means in order to illegally gain access to computer systems, to capture electronic ID and passwords, to steal electronic data, and/or launch denial of ...

June 2005

by S.K. Tsui

CityU has been offering the Wireless LAN (WLAN) service since 1997. The population of registered WLAN clients has increased more than ten folds from less than 200 at the beginning to more than 3000 clients now. WLAN technology is changing rapidly and new standards are emerging in the market ...

Whether you are a mobile phone user or an owner of a handheld device or smart phone, you may encounter technical and industry-specific terms like GSM, CDMA, WAP, MMS, SMS, GPRS (2.5G), 3G, Wi-Fi and bluetooth. To have a better understanding of the wireless world we're in, let us take a look at these ...