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[Ke
y Settings]
[Key Name]
Enter alphanumeric characters for naming the key. Set a name that will be easy for you to nd later in a
list.
[Signature Algorithm]
Select the signature algorithm from the drop-down list.
[Key Algorithm]
Select the key generation algorithm from [RSA] or [ECDSA], then select the key length from the drop-
down list. In either case, the larger the number for the key length is, the higher the security level
becomes. However, the communication speed becomes slower.
● When [SHA384] or [SHA512] is selected in [Signatur
e Algorithm], [512-bit] cannot be selected as the
key length when [RSA] is selected in [Key Algorithm].
[Certicate Settings]
[V
alidity Start Date (YYYY/MM/DD)]
Enter the validity start date of the certicate, in the order of: year, month, day.
[Validity End Date (YYYY/MM/DD)]
Enter the validity end date of the certicate, in the order of: year, month, day. A date earlier than
[Validity Start Date (YYYY/MM/DD)] cannot be set.
[Country/Region]
Click the [Select Country/Region] radio button and select the country/region from the drop-down list.
You can also click the [Enter Internet Country Code] radio button and enter a country code, such as "US"
for the United States.
[State]/[City]
Enter alphanumeric characters for the location as necessary.
[Organization]/[Organization Unit]
Enter alphanumeric characters for the organization name as necessary.
[Common Name]
Enter alphanumeric characters for the common name of the certicate as necessary. "Common Name"
is often abbreviated as "CN."
Managing the Machine
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