The easy way to avoid a Wi-Fi virus

It's flu season?for you and your wireless router. A study by Indiana University proves that a virus can quickly spread among unsecured or WEP-encrypted routers in densely populated urban areas. But networks secured by the WPA protocol were impenetrable, and that gives you one more good reason to really secure your network. The study, written by Hao Hu and colleagues, found that malware can easily spread among unprotected (and underprotected) routers whose signals overlap. And this malware can spread faster than any human flu: The majority of infections could happen within the first 24 to 48 hours, affecting 10 percent to 55 percent of routers in an entire metropolitan area within two weeks. Alarmingly, the study points out that malware ... more

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