From the course: Networking Foundations: Local Area Networks (LANs)

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Authenticating users with 802.1X

Authenticating users with 802.1X - Windows Server Tutorial

From the course: Networking Foundations: Local Area Networks (LANs)

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Authenticating users with 802.1X

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- [Instructor] By default, Ethernet doesn't provide any method of authentication. For many organizations, Administrators want to verify a user before allowing them access onto the network. 802.1x can provide authentication for wired and wireless networks. Standardized in 2001 by the IEEE, 802.1x works with three distinct pieces, a supplicant, an authenticator, and an authentication server. The supplicant is a piece of software that runs on the client's machine by sending credentials to the authenticator. Current Apple, Linux, and Windows operating systems have built in supplicants for 802.1x. This means no special software needs to be installed to connect to an 802.1x enabled network. Mobile devices, such as iPhone and Android, also include a supplicant, so virtually any modern device should be compatible. The authenticator is the device that accepts credentials from the supplicant and then passes it on to the…

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