Device Certificate
Configuration > Security >
Device Certificate
To apply SSL/TLS and/or IPsec encryption, you must install a device certificate on the device.
Use this page to check whether or not a device certificate is installed, and install one if required.
Note
- The administrator can change settings on this page.
List of display items
Click the option button to the left of the certificate information to select a certificate.
Select a certificate ID, and then click the button in the upper left of the page to create, request, install, or delete the device certificate, as required.
The items displayed are as follows:
Certificate No.
Displays the certificate identification number: Certificate 1 to Certificate 3 appears.
Details button
Click to display the Certificate Details page.
Note
- This button does not appear if Certificate Status is set to None.
Issued to
Displays the device's host name as the owner/applicant of the certificate.
Note
- This field is blank if Certificate Status is set to None or Requesting.
Issued by
Displays the name of the CA or the device's host name, as the issuer of the certificate.
Note
- This field is blank if Certificate Status is set to None or Requesting.
Validity Period
Displays the certificate expiration date.
Note
- This field is blank if Certificate Status is set to None or Requesting.
Certificate Status
Displays the status of each certificate.
Select a certificate, and then click the button in the upper left of the page to create, request, install, or delete the device certificate, as required.
None
A device certificate is not installed.
Requesting
A request for a device certificate has been submitted to a Certification Authority (CA).
Installed
A device certificate is installed.
Note
- If Installed is displayed in this box, you can use the Configuration - Security - Network Security page to set SSL/TLS encrypted communication to Active.
- The status None may not appear in this box after you have deleted a device certificate. Each device can have up to two device certificates installed. When the current device certificate is deleted, the previously installed device certificate is used in turn, if there was one. To turn the certificate status to None, delete the device certificate again.
Explanation:
Displays explanations for buttons in the upper left of the page.
Available buttons vary depending on the status of the certificate.
If the status of each certificate is different, some buttons may not work even if they are displayed.
Buttons available when the certificate status is None
Buttons available when the certificate status is Requesting
Buttons available when the certificate status is Installed
Certification
Select a certificate to use for SSL/TLS and IPsec.
Application
Displays SSL/TLS and IPsec.
Certification
You can select one of Certificate 1, Certificate 2, and Certificate 3.
Buttons available when the certificate status is None:
Refresh
Click to update the currently displayed information.
Note
- Before making the settings, click Refresh to obtain the machine's current status.
Create
Click to create the device's own device certificate. When you click this button, the Certificate Information page appears.
For details about the Certificate Information pageRequest
Click to submit a request for a device certificate to a CA. When you click this button, the Certificate Information page appears.
For details about the Certificate Information pageButtons available when the certificate status is Requesting:
Refresh
Click to update the currently displayed information.
Note
- Before making the settings, click Refresh to obtain the machine's current status.
Install
Click to install the device certificate. When you click this button, the Enter Device Certificate page appears.
For details about the Enter Device Certificate pageNote
- An intermediate certificate can be installed together with the device certificate.
Delete/Cancel Request
Click to delete the installed device certificate or to cancel submitting a request for a device certificate to a CA. When the confirmation page appears, click the OK button to delete or cancel.
Buttons available when the certificate status is Installed:
Refresh
Click to update the currently displayed information.
Note
- Before making the settings, click Refresh to obtain the machine's current status.
Install Intermediate Certificate
Click to install an intermediate certificate. When you click this button, the Install Intermediate Certificate page will appear.
For details about the Enter Intermediate Certificate pageDelete/Cancel Request
Click to delete the installed device certificate or to cancel submitting a request for a device certificate to a CA. When the confirmation page appears, click the OK button to delete or cancel.
Note
- If an intermediate certificate has been installed, it will be deleted together with the device certificate.
Delete Intermediate Certificate
Click to delete the installed intermediate certificate. When you click this button, a message prompting you to confirm the deletion of the intermediate certificate will appear.