Epson WF-C878R Series - Page 503

Related Information
& “Application for Conguring Printer Operations (Web Cong)” on page 348
Updating a Self-signed
Certicate
Because the Self-signed Certicate is issued by the printer, you can update it when it has expired or when the
content described changes.
1.
Access Web Cong and select the Network Security tab > SSL/TLS > Certicate.
2.
Click Update.
3.
Enter Common Name.
You can enter up to 5 IPv4 addresses, IPv6 addresses, host names, FQDNs between 1 to 128 characters and
separating them with commas. e rst parameter is stored to the common name, and the others are stored to
the alias eld for the subject of the certicate.
Example:
Printer's IP address : 192.0.2.123, Printer name : EPSONA1B2C3
Common name : EPSONA1B2C3,EPSONA1B2C3.local,192.0.2.123
4.
Specify a validity period for the
certicate.
5.
Click Next.
A conrmation message is displayed.
6.
Click OK.
e printer is updated.
Note:
You can check the certicate information from Network Security tab > SSL/TLS > Certicate > Self-signed Certicate
and click Conrm.
Related Information
& “Application for Conguring Printer Operations (Web Cong)” on page 348
Conguring
a CA
Certicate
When you set the CA Certicate, you can validate the path to the CA certicate of the server that the printer
accesses.
is
can prevent impersonation.
You can obtain the CA Certicate from the Certication Authority where the CA-signed Certicate is issued.
Importing a CA Certicate
Import the CA Certicate to the printer.
1.
Access Web Cong and then select the Network Security tab > CA Certicate.
Administrator Information > Advanced Security Settings > Using a Digital Certicate
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