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Certificates (internet)

When Door Tablet clients connect to a secure web server for which you have installed Self Signed Certificates using your own CA (certificate authority), you will need to install the CA certificate on each AIO device you install.

The following processes will be required:

  1. Obtain or extract your certificate
  2. Copy the certificate to a USB drive
  3. Insert the USB device in the Door Tablet AIO
  4. Install the certificate
  5. Test your connection

Extract certificate using your browser
Run Google Chrome and open your secure site (you can use other browsers too)

Once the details show

Ready to extract the file:


Pick one of the file types:

and click Next to save the file.

Preparing a USB drive with your certificate
Create a folder on your USB drive and name it "_sys_cacerts" in the USB root


Place the cert in the new folder


Copy the CA to the AIO
Now that you have the USB with your cert ready, follow these steps:
  1. Turn the AIO on
  2. Go to settings
  3. Insert the USB to one of the AIO slots. Your certificate will be copied automatically...



To verify your CA work, open Settings\Advanced Settings\Security\Trusted Credentials. You should see your newly imported certificate...


You are now ready to test your connection from the Door Tablet App to your secure server.