Friday, November 22, 2002

New Wi-Fi Security Scheme Allows DoS

The industry has, at last, agreed upon a security scheme to replace WEP -- the encryption technique that was supposed to ensure "wired-equivalent privacy" but in fact did no such thing.

The new scheme, called WPA ("Wi-Fi Protected Access"), is supposedly much tougher to crack, and it's backward compatible with older cards because it can be implemented in software in the host machine. (The Wi-Fi Alliance has posted a FAQ answering users' most common questions.)

But there's a hitch: When WPA detects a break-in attempt, it shuts down the network for a minute and then restarts. During that time, legitimate users are off the air too.…
http://www.extremetech.com/article2/0,3973,717170,00.asp

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