Lets lift the hood for a second and take a look at what is happening when the user connected to ‘employee-secure’. In this scenario, IT had enabled 802.1x with an authentication protocol known as PEAP or Protected Extensible Authentications Protocol. In the interests of not “nerding out” too much lets not define this further than to say PEAP provides a mechanism to leverage a user’s existing Active Directory credentials to allow the network to verify the identity of the user attempting to connect. That is, a secure connection is established between the device and the network authentication server and a hashed version of the user credentials are exchanged to authenticate and authorize the user for network access.
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