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To remove an installed CA
certificate
1
In Internet Explorer, click in the order Tools,
Internet options, Content tab and Certificates.
The Certificates dialog appears.
2
Select the certificate you want to remove.
The CA certificate is usually stored in Trusted
Root Certification Authorities.
3
Click Remove.
Do you want to delete the certificate? appears to
confirm.
4
Click Yes.
The certificate will be removed.
There may be a case that a certificate cannot be
removed by the steps above due to the type of
certificate. Check the installation condition and
remove it following the steps below.
Note
You need to log in as Administrator to perform these
steps.
1
Open Run... of the Windows menu, then enter mmc
and click OK.
2
Select Add/Remove Snap-in... from the File menu
in the Console 1 window.
Add/Remove Snap-in... dialog appears.
3
Select Certificates from the list, then click Add.
Certificate Snap-in is displayed.
4
Select Computer account as the certificate
administrated in this Snap-in, then click Next.
38
Setting the Security — Security Menu
5
Select Local Computer as the computer
administrated in this Snap-in, then click Finish.
6
Click OK, and close Add/Remove Snap-in...
dialog.
The items for administrating Certificates appears
in the Console Route window.
Confirm the relevant certificate, then remove it.
To import the personal certificate
To use client authentication, follow the steps below to
import the personal certificate.
1
Double click the personal certificate stored in your
PC.
2
Certificate Import Wizard is displayed.
3
Start importing by marking Enable this key as
exportable during the process.
Display sample: If the OS language is English
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