To obtain a CA-signed certificate, create a CSR (Certificate Signing Request) and apply it to certificate authority. You can create a CSR using Web Config and a computer.
Follow the steps to create a CSR and obtain a CA-signed certificate using Web Config. When creating a CSR using Web Config, a certificate is the PEM/DER format.
Enter the printer's IP address into a browser to access Web Config.
Enter the IP address of the network (standard/additional) you want to configure from a computer that is connected to the same network as the printer.
You can check the IP address of the printer from the following menu.
Settings > General Settings > Network Settings > (Standard or Additional) > Network Status > Wired LAN/Wi-Fi Status
Enter the administrator password to log in as an administrator.
Select in the following order.
Network Security tab.
Select one of the following.
Whatever you choose, you can obtain the same certificate and use it in common.
Click Generate of CSR.
A CSR creating page is opened.
Enter a value for each item.
Available key length and abbreviations vary by a certificate authority. Create a request according to rules of each certificate authority.
Click OK.
A completion message is displayed.
Select the Network Security tab.
Select one of the following.
Click one of the download buttons of CSR according to a specified format by each certificate authority to download a CSR to a computer.
Do not generate a CSR again. If you do so, you may not be able to import an issued CA-signed Certificate.
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.
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.