P-662H/HW-D Series User’s Guide

Figure 145 Trusted CAs

The following table describes the labels in this screen.

Table 105 Trusted CAs

LABEL

DESCRIPTION

 

 

PKI Storage

This bar displays the percentage of the ZyXEL Device’s PKI storage space that is

Space in Use

currently in use. The bar turns from green to red when the maximum is being

 

approached. When the bar is red, you should consider deleting expired or

 

unnecessary certificates before adding more certificates.

#

This field displays the certificate index number. The certificates are listed in

 

alphabetical order.

Name

This field displays the name used to identify this certificate.

 

 

Subject

This field displays identifying information about the certificate’s owner, such as CN

 

(Common Name), OU (Organizational Unit or department), O (Organization or

 

company) and C (Country). It is recommended that each certificate have unique

 

subject information.

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 ZyXEL Device check the CRL before trusting any certificates issued by

 

the certification authority. Otherwise the field displays “No”.

Modify

Click the details icon to open a screen with an in-depth list of information about the

 

certificate.

 

Click the delete icon to remove the certificate. A window displays asking you to

 

confirm that you want to delete the certificates. Note that subsequent certificates

 

move up by one when you take this action.

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Chapter 17 Certificates