ZyXEL Communications USG FLEX H Series User Manual page 388

Figure 238 System > Certificate > Trusted Certificates
The following table describes the labels in this screen.
Table 193 System > Certificate > Trusted Certificates
LABEL DESCRIPTION
PKI Storage Space This bar displays the percentage of the Zyxel Device's PKI storage space that is currently in
in Use use. When the storage space is almost full, you should consider deleting expired or
unnecessary certificates before adding more certificates.
Edit Double-click an entry or select it and click Edit to open a screen with an in-depth list of
information about the certificate.
Remove The Zyxel Device keeps all of your certificates unless you specifically delete them. Uploading a
new firmware or default configuration file does not delete your certificates. To remove an
entry, select it and click Remove. The Zyxel Device confirms you want to remove it before
doing so. Subsequent certificates move up by one when you take this action.
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 Zyxel Device.
Export Click this and the following screen will appear.
Type the selected certificate's password and save the selected certificate to your computer.
Figure 239 Export a Certificate
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.
Valid To This field displays the date that the certificate expires. The text displays in red and includes an
Expired! message if the certificate has expired.
Chapter 24 System
USG FLEX H Series User's Guide
388