Wireless Security - WPA with TKIP "Gone in 60 seconds"
Moving to WPA2 is worthwhile for improved safer wireless security, even if it means purchaing new hardware.
Internet Storm Center -- WPA with TKIP done
QUOTE: Researchers in Japan describe how to perform the Beck-Tews style attack against any WPA-TKIP implementation, in under a minute. The paper and upcoming presentation have already been covered in the mainstream media. If your hardware supports it, time to consider moving to WPA with AES or WPA2.
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