My Certificate Details - ZyXEL Communications ZYWALL 2 PLUS User Manual

Table 75 SECURITY > CERTIFICATES > My Certificates (continued)
LABEL
Issuer
Valid From
Valid To
Modify
Import
Create
Refresh

15.6 My Certificate Details

Click SECURITY > CERTIFICATES > My Certificates to open the My Certificates
screen (see Figure 183 on page
screen. You can use this screen to view in-depth certificate information and change the
certificate's name.
If it is a self-signed certificate, you can also set the ZyWALL to use the certificate to sign the
imported trusted remote host certificates.
ZyWALL 2 Plus User's Guide
DESCRIPTION
This field displays identifying information about the certificate's issuing certification
authority, such as a common name, organizational unit or department,
organization or company and country. With self-signed certificates, this is the
same information as in the Subject field.
This field displays the date that the certificate becomes applicable. The text
displays in red and includes a Not Yet Valid! message if the certificate has not yet
become applicable.
This field displays the date that the certificate expires. The text displays in red and
includes an Expiring! or Expired! message if the certificate is about to expire or
has already expired.
Click the details icon to open a screen with an in-depth list of information about the
certificate (or certification request).
Click the export icon to save the certificate to a computer. For a certification
request, click the export icon and then Save in the File Download screen. The
Save As screen opens, browse to the location that you want to use and click
Save.
Click the delete icon to remove the certificate (or certification request). A window
displays asking you to confirm that you want to delete the certificate.
You cannot delete a certificate that one or more features is configured to use.
Do the following to delete a certificate that shows *SELF in the Type field.
1. Make sure that no other features, such as HTTPS, VPN, SSH are configured to
use the *SELF certificate.
2. Click the details icon next to another self-signed certificate (see the description
on the Create button if you need to create a self-signed certificate).
3. Select the Default self-signed certificate which signs the imported remote
host certificates check box.
4. Click Apply to save the changes and return to the My Certificates screen.
5. The certificate that originally showed *SELF displays SELF and you can delete
it now.
Note that subsequent certificates move up by one when you take this action
Click Import to open a screen where you can save the certificate that you have
enrolled from a certification authority from your computer to the ZyWALL.
Click Create to go to the screen where you can have the ZyWALL generate a
certificate or a certification request.
Click Refresh to display the current validity status of the certificates.
278). Click the details icon to open the My Certificate Details
Chapter 15 Certificates
279