When the Smoothwall Certificate Authority is missing from your browser or Operating System, this error will show in a simular form as ...
Go to: https://staff.siouxcityschools.org Click: Smoothwall => Download Cert
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Install the SCCSD Certificate Authority into your browser or OS.
iOS:
After you have the certificate file on the device, click the file to allow the iOS system to install the certificate.
Android:
Download the certificate file on the device, send it as an email attachment or host it on a secure website.
Click the file to allow the Android system to install the certificate.
Provide an alias name for the certificate when you are prompted.
Firefox:
Follow the above link and check all "Trust" check boxes and click "OK"
