Modifying Or Creating A Certificate - ZyXEL Communications NSA-220 Plus User Manual

12.6.1 Modifying or Creating a Certificate

When you select the Edit a self-signed CA certificate option, then click the Edit
button, a screen opens to allow you to make adjustments to the NSA's public key
certificate.
The screen is also the same for the Create a certificate authorized by other
CA option
.
Figure 120 Maintenance > SSL > Create or Edit a Certificate
The following table describes the labels in this screen.
Table 100 Maintenance > SSL > Create or Edit a Certificate
LABEL
Common Name
Host IP Address
Host Domain Name
Organizational Unit
(Optional)
Organization
(Optional)
Country (Optional)
Key Type
Key Length
NSA-220 Plus User's Guide
DESCRIPTION
This name describes the certificate's origin, either in the form of
an IP address or a domain name.
Select this option and enter the NSA's IP address if you want to
use this for the common name.
Select this option and enter the NSA's domain name if you want
to use this for the common name
Enter this name of the organizational unit which owns or
maintains the NSA. This is an optional field.
Enter this name of the organization or company which owns or
maintains the NSA. This is an optional field.
Enter this name of the country in which the NSA is located. This
is an optional field.
Select the certificate's key type, either RSA or DSA.RSA is a
public-key encryption and digital signature algorithm, while DSA
is only a digital signature algorithm.
Select the encryption key length. The longer the key, the better
the encryption security. The only drawback to having a long key
is that the file encrypted with it swells in size as well.
Chapter 12 Maintenance Screens
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