Digital Certificates 261
Using Digital Certificates
The authentication feature using digital certificates upgrades security when sending print data or setting data.
To use digital certificates, set the digital certificate on the printer, and then enable various SSL/TLS communication.
NOTE:
• For information about the digital certificate error, see "Understanding Printer Messages" on page 305 and "Digital Certificate
Problems" on page 303.
Setting a Digital Certificate
The following is a typical setup flow for setting digital certificates.
Preparing to Use HTTPS Communication
Before managing digital certificates, set HTTPS communication with a self-signed certificate.
1 Launch the CentreWare Internet Services by entering IP address of the printer in your web browser.
For more information, see "CentreWare Internet Services" on page 38.
2 Click the Properties tab.
3 Click SSL/TLS Server Communication under Security.
4 Click Create New Certificate.
The Generate Certificate page is displayed.
5 Select the size of the public key from the list of Public Key Size.
6 Specify the issuer of SSL self-signed certificate.
7 Click Generate Certificate.
Your request was successfully processed. is displayed.
8 Click Back.
9 Select the Enabled check box of SSL/TLS Server Communication, and then click Apply.
Settings have been changed. Reboot system for new settings to take effect. is displayed.
10 Click Reboot Machine.
Prepare the printer for HTTPS Communication using a
self-signed certificate. For details, see "Preparing to
Use HTTPS Communication" on page 261.
Export the Certificate Signing Request (CSR) from the
printer. For details, see "Exporting a Certificate Signing
Request (CSR)" on page 262.
Receive a signed certificate from a certificate authority
using the Certificate Signing Request (CSR) exported
from the printer.
Upload a signed certificate. For details, see "Uploading
a Signed Certificate" on page 262.
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