Open the AirPort setup window
Wireless icon in the menu bar on top of the screen → execute the “Open Network Preference”
Initializing the setup
“Disconnect” 802.1x, and click “Advance”
If Seoultech_wiz exists as the Preferred Network in the AirPort tab, click “Delete.”
If the user profile related to Seoultech_wiz exists in the 802.1x tab, click “Delete.”
Execute the Utility → Key Chain, and click “Delete.”
“securelogin.arubanetworks.com” Certificate and “802.1X Password” item
Opening the AirPort setup window
Wireless icon in the menu bar on top of the screen → execute the “Open Network Preference”
Adding a “Preferred Network” setup
Click “+” of your “Preferred Network” in the AirPort tab.
Click “Show networks” in “Enter the name of the network” window.
Select Seoultech_wiz, enter your ID/Password for the Total Information System, and click “Add.”
Click “Apply,” and select “Continue” in the “Verify Certificate” window.
Enter your Mac Account Password.
Restarting a MacBook
Open the AirtPort setup window
(wireless icon in the menu bar on top of the screen → execute the “Open Network Preference”)
Wireless icon in the menu bar on top of screen → execute the “Open Network Preference”
Modifying the 802.1x profile setup
Deselect TTLS, EAP-FAST for authentication in the 802.1x tab, and apply by clicking “OK.”
Select “Apply,” and complete the setup.