Do not prompt for client certificate selection when no certificates or only one certificate exists.
Supported on: At least Internet Explorer 6.0 in Windows XP with Service Pack 2 or Windows Server 2003 with Service Pack 1
Registry
Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4 Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4 Options
1A04 enum - Enable
->
0 - Disable
->
3
Description
This policy setting allows you to manage whether users are prompted to select a certificate when no certificate or only one certificate exists. If you enable this policy setting, Internet Explorer does not prompt users with a "Client Authentication" message when they connect to a Web site that has no certificate or only one certificate. If you disable this policy setting, Internet Explorer prompts users with a "Client Authentication" message when they connect to a Web site that has no certificate or only one certificate. If you do not configure this policy setting, Internet Explorer prompts users with a Client Authentication message when they connect to a Web site that has no certificate or only one certificate.