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Security
Generating a Key and Certificate
C0JS-058
Generate the key and certificate required for TLS-encrypted communication on the machine. A self-signed certificate is
used for the self-generated key.
For the algorithm of the keys and certificates that can be generated with this machine, see the specifications of the
self-generated key and self-signed certificate.
Keys and Certificates(P. 28)
Generate a key and certificate using Remote UI from a computer. You cannot use the control panel to generate a key
and certificate.
Administrator privileges are required.
1 Log in to Remote UI in Administrator Mode. Starting Remote UI(P. 264)
2 On the Portal page of Remote UI, click [Settings/Registration]. Portal Page of
Remote UI(P. 267)
[Key and Certificate Settings]
[Generate Key].
3 Click [Device Management]
➠The [Generate Key] screen is displayed.
4 Select [Network Communication], and click [OK].
➠The [Generate Network Communication Key] screen is displayed.
5 In [Key Settings], enter the name of the key, and select the signature and key
algorithm.
●Enter the key name using single-byte alphanumeric characters.
●For the key algorithm, select [RSA] or [ECDSA], and select the key length from the pulldown menu. The longer
the key length, the better the security, but this slows down communication processing.
6 In [Certificate Settings], set the certificate information.
[Validity Start Date (YYYY/MM/DD)]/[Validity End Date (YYYY/MM/DD)]
Enter the start and end dates of the certificate validity period.
[Country/Region]
Select [Select Country/Region], and then select the country or region from the pulldown menu, or select
[Enter Internet Country Code], and enter the country code.
[State]/[City]/[Organization]/[Organization Unit]
Enter the items as needed using single-byte alphanumeric characters.
[Common Name]
Enter the name of the certificate subject as needed using single-byte alphanumeric characters. This
corresponds to the Common Name (CN).
7 Click [OK].
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