802.1X authentication can help enhance security for 802.11 wireless networks and wired Ethernet networks by requiring a certificate or a smart card for network access. This type of authentication is typically used for workplace connections.
Open Manage Wireless Networks by clicking the Start button , clicking Control Panel, clicking Network and Internet, clicking Network and Sharing Center, and then, in the left pane, clicking Manage wireless networks.
2.
Right-click the network that you want to enable 802.1X authentication for, and then click Properties.
3.
Click the Security tab, and then, in the Security Type list, click 802.1X.
4.
In
the Encryption Type list, click the encryption type you want to use.
You must be logged on as an administrator to perform these steps.
To complete this procedure, you must first enable the Wired AutoConfig service, which is turned off by default.
1.
Click the Start button , and then, in the Search box, type services.msc, and then press ENTER.
If you are prompted for an administrator password or confirmation, type the password or provide confirmation.
2.
In the Services dialog box, click the Standard tab, right-click Wired AutoConfig, and then click Start.
3.
Open Network Connections by clicking the Start button , clicking Control Panel, clicking Network and Internet, clicking Network and Sharing Center, and then clicking Manage network connections.
4.
Right-click the connection that you want to enable 802.1X authentication for, and then click Properties. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.
5.
Click the Authentication tab, and then select the Enable IEEE 802.1X authentication check box.
6.
In the Choose a network authentication method list, click the method you want to use.
A group of computers or other devices, such as printers and scanners, that communicate either wirelessly or by using a physical connection, such as an Ethernet cable or a phone line.
Encryption
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Encryption
A way to enhance the security of a message or file by scrambling the contents so that it can be read only by someone who has the appropriate key to unscramble it.
Service
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Service
A computer program or process that runs in the background and provides support to other programs.
Authentication
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Authentication
The process of determining the identity of the user attempting to access a system. For example, user names and passwords are commonly used to authenticate users.
Ethernet
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Ethernet
A networking standard that uses cables to provide network access. Ethernet is the most widely installed technology for connecting computers.
Wired Equivalent Privacy (WEP)
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Wired Equivalent Privacy (WEP)
A security protocol designed for use with wireless networks. WEP encrypts the information that is sent between computers on a wireless network. WEP is not as secure as the more recent protocol, Wi-Fi Protected Access (WPA).
Wi-Fi Protected Access (WPA)
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Wi-Fi Protected Access (WPA)
A security method used by wireless networks. WPA encrypts the information that is sent between computers on a wireless network and authenticates users to help ensure that only authorized people can access the network.
Certificate
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Certificate
A digital document that verifies the identity of a person or indicates the security of a website. Certificates are issued by trusted companies known as Certification Authorities.
Help and How-to
