Tips and Tricks for Using 802.1X in Windows: Page 3
Securely set 802.1X settings to prevent man-in-the-middle attacks; get a review of the new advanced settings for 802.1X in Windows 7; and learn tips for enabling 802.1X for wired networks and for removing cached login credentials.
You can use other supplicants
The settings and interfaces we’ve discovered are from Microsoft’s default 802.1X supplicant included by default with Windows XP and later. If you’re still using Windows 2000 machines, you’ll have to download a patch.
If you’re using Mac, Linux, or another OS you’ll have to use a whole other supplicant. There are vendor-specific ones like from Cisco, independent ones such as SecureW2, or Open1X, a multi-platform open source supplicant.
Eric Geier is the CEO of NoWiresSecurity, which offers an outsourced RADIUS/802.1X authentication service to help small and medium sized businesses easily protect their Wi-Fi with enterprise-level encryption. He is also the author of many networking and computing books for brands like For Dummies and Cisco Press.