ZyWALL 2 Series User’s Guide

 

Table 15-5 Trusted CAs

LABEL

DESCRIPTION

 

 

Issuer

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.

Valid From

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.

 

 

Valid To

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.

 

 

CRL Issuer

This field displays “Yes” if the certification authority issues Certificate Revocation

 

Lists for the certificates that it has issued and you have selected the Issues

 

certificate revocation lists (CRL) check box in the certificate’s details screen to

 

have the ZyWALL check the CRL before trusting any certificates issued by the

 

certification authority. Otherwise the field displays “No”.

 

 

Import

Click Import to open a screen where you can save the certificate of a certification

 

authority that you trust, from your computer to the ZyWALL.

Details

Select the radio button next to a certificate’s index number and then click Details to

 

open a screen with an in-depth list of information about that certificate.

 

 

Refresh

Click this button to display the current validity status of the certificates.

 

 

Delete

Select the radio button next to the index number of a certificate that you want to

 

delete and then click Delete to remove that certificate.

15.10Importing a Trusted CA’s Certificate

Click CERTIFICATES, Trusted CAs to open the Trusted CAs screen and then click Import to open the Trusted CA Import screen. Follow the instructions in this screen to save a trusted certification authority’s certificate to the ZyWALL, see the following figure.

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Certificates