Joining Purple Air

To join Purple Air most devices will prompt you to log in with your short username (e.g. abc12) and password and then trust or accept the new certificate.

Please do accept this. Examples of what you might see are listed below.

For help you can contact the Faculty/Staff Support Desk at 413-597-4090 or email desktop@williams.edu . Students should contact the Student Support Desk at 413-597-3088, send email to stchelp@williams.edu or stop by the Student Support Desk in Sawyer Library, 2nd floor Center for Educational Technology.

 

Mac laptops or iMacs may get a Verify Certificate message.

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Click Continue.  You may then get an authorization window which is your local computer account and the computer password (used to install software or make changes)

 

iPads and iPhones may get a prompt to accept the new certificate.  Click Accept.

ipad

 

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Windows 7 computers may get a security alert regarding the new certificate.  Despite the warning, this is our college server and can be trusted.  Click Connect to continue.

 

win7-cert

If you get an error message about needing Additional Information, please follow these Instructions to forget your old Purple Air connection.

Win-7-additional-info

 

Windows 8 and 10 computers may get a security alert regarding the new certificate.  Click Connect to continue.

 

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Android phones, chromebooks or tablets often require a manual configuration. You may need to change the “EAP Method” to “PEAP”, then log in. So far in our testing these devices connect without needing to accept the new certificate.

 

PurpleAirChromebookConfig

Google Pixel:

Network SSID: Purple Air
Security: 802.1x EAP
EAP Method: PEAP
Phase 2 Authentication: MSCHAPV2
CA Certificate: (use sytem certificate)
Domain Name: williams.edu

Windows Phones simply accept the new certificate.

 

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