Particularly noteworthy for Wi-Fi users is Wi-Fi Protected Access 2 (WPA2), which supports the new Wi-Fi Alliance certification for secure wireless networks. Windows XP SP3 also rolls up a variety of previous patches and hotfixes. In Windows XP SP3, Microsoft claims that flaw is fixed.
Last November, Israeli researchers said that attackers could exploit a weakness in Windows 2000’s pseudo-random number generator (PRNG) and be able to predict encryption keys. In addition, Microsoft has beefed up security by upgrading the random number generator.
In addition, NAP gives the administrator tools to bring the PC into compliance with the security policies, and then give the PC access to the network.
With NAP, network administrators can set this kind of access at a finely granular level.
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