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How to connect to a VPN on Mac OS X with OpenVPN, Tunnelblick, and DUO

  • Install Tunnelblick.
  • Launch Tunnelblick
  • Drop the opvn configuration file provided by your system administrator into Tunnelblick on the left hand side panel labeled Configurations.
  • Install the DUO Mobile App on your phone. http://apps.apple.com/us/app/duo-mobile/id422663827
  • Open the DUO Mobile app.
  • Your system admin should provide a QR code that you can scan via a URL. Navigate to the URL on your browser on your laptop. A QR code screen should appear in your browser.
  • On your DUO mobile app, hit the + button.
  • Point the Add Account screen to the QR code.
  • The Account will be added to your DUO mobile app.
  • On your laptop, navigate back to TunnelBlick.
  • Click on the VPN that you would like to connect to.
  • Select the Connect button. Tunnelblick will start to connect.
  • You’ll then be prompted to enter a username\password. Enter the username provided by your system administrator.
  • On your mobile phone, snag the 6 digit number that is displayed for this account.
  • Enter your passcode into the Tunnelblick password
  • You should connect!