Epson WF-C5890 Series User Manual page 454

Administrator Information
5. Enter a value for each item.
Note:
Available key length and abbreviations vary by a certificate authority. Create a request according to rules of each
certificate authority.
6. Click OK.
A completion message is displayed.
7. Select the Network Security tab. Next, select SSL/TLS > Certificate, or IPsec/IP Filtering > Client
Certificate or IEEE802.1X > Client Certificate.
8. Click one of the download buttons of CSR according to a specified format by each certificate authority to
download a CSR to a computer.
Important:
c
Do not generate a CSR again. If you do so, you may not be able to import an issued CA-signed Certificate.
9. Send the CSR to a certificate authority and obtain a CA-signed Certificate.
Follow the rules of each certificate authority on sending method and form.
10. Save the issued CA-signed Certificate to a computer connected to the printer.
Obtaining a CA-signed Certificate is complete when you save a certificate to a destination.
Related Information
"Default Value of the Administrator Password" on page 19
&
CSR Setting Items
Items
Key Length
Common Name
Organization/ Organizational Unit/
Locality/ State/Province
Country
Sender's Email Address
>
Network Security Settings
Select a key length for a CSR.
You can enter between 1 and 128 characters. If this is an IP address, it should be a
static IP address. You can enter 1 to 5 IPv4 addresses, IPv6 addresses, host names,
FQDNs by separating them with commas.
The first element is stored to the common name, and other elements are stored to
the alias field of the certificate subject.
Example:
Printer's IP address : 192.0.2.123, Printer name : EPSONA1B2C3
Common Name : EPSONA1B2C3,EPSONA1B2C3.local,192.0.2.123
You can enter between 0 and 64 characters in ASCII (0x20-0x7E). You can divide
distinguished names with commas.
Enter a country code in two-digit number specified by ISO-3166.
You can enter the sender's email address for the mail server setting. Enter the
same email address as the Sender's Email Address for the Network tab > Email
Server > Basic.
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Using a Digital Certificate
Settings and Explanation