Digital Certificate Problems
Problem
The
Certificate Signing Request
(CSR)
/
Upload Signed Certificate
is not displayed.
The certificate cannot be uploaded.
Action
Create a self-signed certificate and enable
SSL/TLS Server Communication
.
For details, see "Preparing to Use HTTPS Communication" on page 128.
Although a certificate was uploaded, it is not displayed.
Server validation is not operating correctly.
Confirm validity period of the certificate as well as the time setting of the device.
Confirm that the password is correct.
Confirm that the file type is PKCS#7/#12 or x509CACert (extension: p7b/p12/pfx/cer/crt).
Confirm that the attribute information (Key usage/Extended key usage) of the certificate to be imported is set correctly.
Use Internet Explorer
®
.
To upload a certificate for use with the device (own device), import the secret key and a certificate of the PKCS#12 (p12/pfx) format as a pair.
Although uploading a root certificate (Trusted) to use for server authentication, an
Intermediate certificate may be required when validating the path.
When executing a certificate file with the certification authority, create the certificate with a format including all paths and then import that certificate.
Troubleshooting
157