19216811.liveChapter 9 Certificates
P-660R-F1 Series User’s Guide
121
Country
Type up to 127 characters to identify the nation where the certificate owner is
located. You may use any character, including spaces, but the ZyXEL Device
drops trailing spaces.
Key Length
Select a number from the drop-down list box to determine how many bits the
key should use (512 to 2048). The longer the key, the more secure it is. A
longer key also uses more PKI storage space.
Enrollment Options
These radio buttons deal with how and when the certificate is to be
generated.
Create a self-signed
certificate
Select
Create a self-signed certificate
to have the ZyXEL Device generate
the certificate and act as the Certification Authority (CA) itself. This way you
do not need to apply to a certification authority for certificates.
Create a certification
request and save it
locally for later
manual enrollment
Select
Create a certification request and save it locally for later
manual enrollment
to have the ZyXEL Device generate and store a request
for a certificate. Use the
My Certificate Details
screen to view the
certification request and copy it to send to the certification authority.
Copy the certification request from the
My Certificate Details
screen
and
then send it to the certification authority.
Create a certification
request and enroll for
a certificate
immediately online
Select
Create a certification request and enroll for a certificate
immediately online
to have the ZyXEL Device generate a request for a
certificate and apply to a certification authority for a certificate.
You must have the certification authority’s certificate already imported in the
Trusted CAs
screen.
When you select this option, you must select the certification authority’s
enrollment protocol and the certification authority’s certificate from the drop-
down list boxes and enter the certification authority’s server address. You
also need to fill in the
Reference Number
and
Key
if the certification
authority requires them.
Enrollment Protocol
Select the certification authority’s enrollment protocol from the drop-down
list box.
Simple Certificate Enrollment Protocol (SCEP)
is a TCP-based
enrollment protocol that was developed by VeriSign and Cisco.
Certificate Management Protocol (CMP)
is a TCP-based enrollment
protocol that was developed by the Public Key Infrastructure X.509 working
group of the Internet Engineering Task Force (IETF) and is specified in RFC
2510.
CA Server Address
Enter the IP address (or URL) of the certification authority server.
CA Certificate
Select the certification authority’s certificate from the
CA Certificate
drop-
down list box.
You must have the certification authority’s certificate already imported in the
Trusted CAs
screen. Click
Trusted CAs
to go to the
Trusted CAs
screen
where you can view (and manage) the ZyXEL Device's list of certificates of
trusted certification authorities.
Request
Authentication
When you select
Create a certification request and enroll for a
certificate immediately online
, the certification authority may want you to
include a reference number and key to identify you when you send a
certification request. Fill in both the
Reference Number
and the
Key
fields
if your certification authority uses CMP enrollment protocol. Just fill in the
Key
field if your certification authority uses the SCEP enrollment protocol.
Key
Type the key that the certification authority gave you.
Back
Click this to return to the previous screen without saving.
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