XenMobile: Client Cert Authentication failed with error "Unknown CA"

XenMobile: Client Cert Authentication failed with error "Unknown CA"

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Article ID: CTX232463

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Updated On:

Description

Client cert authentication failed with error "Unknown CA" on Wireshark

Resolution

Installed the Root CA and bound it to the CA store in the LB VIP, it fixed issue.
Steps to install Root and Intermediate Certificates on NetScaler, traverse to Traffic Management > SSL > Certificates > CA Certificates.

Problem Cause

Checked that only the Intermediate Cert of the actual Client Certificate is installed in the NetScaler.
> Top root CA was missing

Issue/Introduction

This article summarizes the steps to follow it the cert based authentication is failing for users and in the wireshark you can see "Unknown CA"