Configuring Mac OS X 10.4.x to 10.6.x to Use Encrypted (WPA-E) Wireless Services at UCSD
Last updated
November 10, 2009 1:42:37 PM PST
Learn how to download the security certificate and configure your Mac OS X 10.4.x to 10.6.x machine to use Wi-Fi Protected Access-Enterprise (WPA-E) at UCSD.
Notes:
- To determine which version of OS X you have, click the Apple logo in the upper-left corner, then click "About This Mac."
- All patches must be installed, including all Airport patches. Run Software Update from the Apple menu to patch.
For more information, see Wireless Overview.
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- Double-click the UCSDCA-ROOT.cer certificate file icon on your desktop (or from your default save directory) to install the certificate.
- Keychain Access will open. When asked if you want to add the certificate to a keychain for 10.5.x and 106.x., select either:
- login (this user only), or
- System (any user of this Mac). Select this option only if you have administrator privileges on this machine.
- Keychain access for 10.4.x. Select either:
- login (this user only), or
- X509Anchors (any user of this Mac). Select this option only if you have administrator privileges on this machine.

- If Keychain Access screen asks for your Mac OS X password, enter it and click OK.
- When asked "Do you want your computer to trust certificates signed by 'UC San Diego Certificate Service' from now on?", click Always Trust.
- Enter your Mac OS X password again when prompted.
- Quit Keychain Access to complete certificate installation.
- If you have 10.5.x or 10.6.x, skip to step 5. If you have 10.4.x, proceed to step 4.

- Verify that all your certificate settings have Always Trust selected.
- Click Go, click Utilities, then double-click Keychain Access.
- Double-click the UC San Diego Certificate Service (most likely found near the bottom of the list).
- Click the arrow next to Details if needed, then click the arrow next to Trust Settings to expand it.
- Verify that all settings, especially "When using this certificate:" are set to Always Trust.
- Close the certificate and Keychain Access windows.

- Click the AirPort symbol at the top right of your screen.
- Look for "UCSD-PROTECTED," but don't select it. If you see this network option, you will be able to use encrypted wireless in this area.
- Select Join Other Network... from the drop-down menu.

- Enter UCSD-PROTECTED for the Network Name.
- Set Security to WPA2 Enterprise.
- Enter your Active Directory username and password for User Name and Password.
- For Snow Leopard (10.6.x), set the 802.1X field to Automatic.. For Leopard, set it to WPA: UCSD-PROTECTED.
- Click Join.

- If prompted for your username and password to access the UCSD encrypted service, enter your Active Directory username and password. Leave "Only use this password once" blank.

- Click the Apple symbol at the top left of your screen and select System Preferences.
- Click Network. Click AirPort in the left pane, then click Advanced.
- Click the Airport tab.
- Drag UCSD-PROTECTED to the top of the list.
- Click OK, click Apply, and then close System Preferences.

- It may be necessary to turn your Airport off and back on again in order to detect UCSD-PROTECTED.
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