Why do new users see security certificate error, even though CA cert has been installed on ZD?

Summary

The browser is throwing the security certificate error even though CA cert has installed on zone director but this appears to be only with the new user's joining the network, once they authenticate to the network through captive portal it doesn't appear again.

Question

Why do new users see security certificate error, even though CA cert has been installed on ZD?

Customer Environment

Zone director with CA certificate installed managing multiple access points.

Root Cause

Missed to upload the intermediate certs on zone director with CA cert.

Troubleshooting Steps

> Please verify with multiple client machines to isolate the problem.

> Delete the certificate's in the web browser.

> Try with multiple browser's.

> Verify the certificate path in working and non-working scenario.

Please find the below screen shots.



User-added image



User-added image

> If we compare the path between them, we notice that two intermediate certificate are missing from Go daddy.

1.Go Daddy Class 2 Certification Authority Root Certificate

2.Go Daddy Secure Server Certificate (Intermediate Certificate)







 

Resolution

>We have to upload the intermediate certificate's in zone director to over come the security error message.

> Get the intermediate certs from the concern CA and upload them in zone director.

>Find the below procedure to upload the certificate.

Restore the certificate to default and import the certificate again with the intermediate certs.

>login to Zone director-->Configure-->Certificate.
 


 

Article Number:
000003000

Updated:
August 20, 2021 08:52 AM (12 months ago)

Tags:
Security, Troubleshooting, ZoneDirector

Votes:
1

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