Configuration with certificate – Mac OS X

“Polimi-protected” and “eduroam” Wi-Fi networks
Wired access

10 Estimated minutes

Check out our frequently asked questions or submit a support request.

Please complete these checks before starting setup.

Do you have an expired certificate on your device? Delete it.

Use Spotlight (magnifying glass at the top right) to search for the Keychain.
Select “login” from the left menu and certificates as the “object” type.
Select the expired Polytechnic certificates and delete them.
Finally, check that there are no certificates saved in “System” (wrong location).

Are you using a USB-Ethernet adapter? Please plug it in and install it

To enable wired network access, the card must be inserted and installed before starting the configuration.

1/4

Click on the Polimi Personal Certificate
(The certificate is usually saved in the Download folder and has the .p12 extension)
Enter the passphrase set during certificate generation and press “ Install ”

2/4

Go to https://cat.eduroam.org
Click: “Click here to download your eduroam installer.”
Select Politecnico di Milano as your affiliation organization.
If it’s not listed, use the search engine.
As user group select: polimi-TLS and download the installer.

3/4

Open and run the eduroam installer. A popup will appear saying “Profile downloaded – if you want to install the profile, check in system settings.”
Open System Settings > General > Device Management
under “Downloaded Profile”, click on “eduroam”
At the confirmation message, press “Install” to begin.

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4/4

Open Network Preferences and select “eduroam” or “polimi-protected” from the drop-down menu (depending on the network you want to configure).

In the window that opens, enter this information and click Login:

Select certificate: select the Polimi personal certificate
(appears as “Name Surname NNNNNNNN@polimi.it)
Leave the “account name” field blank

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You have finished setting up your first Wi-Fi network and wired access

Repeat step 4/4 to set up the second Wi-Fi network as well.
The certificate expires two years after it is generated; you’ll receive an email notification approximately 15 days beforehand.
Upon expiration, the connection will stop working, and you’ll need to reconfigure it with a new certificate.