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Certificates

Here you can manage your certificates.
You will find it under Settings > Certificates


Certificates location

You can renew, copy or export the certificate.

Note

If you renew the certificate, the old certificate is not accepted any more and you will get a notification that the certificate has been renewed

Note

If the Hostname is changed, a new certificate is needed

Note

The CA certificate can be used for HTTPS, MQTT, Influxdb, OPC UA Server and Client communication


Certificates settings

Using the Certificate in the Browser

Note

In this example, Chrome browser on Windows 10 is usend. If you are using a different browser or operating system, the exact steps can differ.

  1. Export the CA certificate by clicking on the Export CA certificate button and select a certificate format depending on the operating system (Windows -> .crt). The Certificate Revocation List is required for OPC UA.

    Export button

  2. Open the Settings of your Browser

    Browser menu

  3. Select Privacy and security

    Browser settings

  4. Select Security
    Security settings

  5. Scroll down to Advanced and klick on Manage certificates
    Advanced settings

  6. Click on Trusted Root Certification Authorities, after that klick on Import...
    Import certificate

  7. Click on Next

    Import certificate wizard

  8. Select the certificate file you downloaded in step one and klick on Next
    upload certificate

  9. Click on Next

    select certificate store

  10. Click on Finish

    finish certificate upload

  11. Now you connect to the CMTK with HTTPS and the connection is secure
    secure connection

Certificate Revocation List (CRL)

A Certificate Revocation List (CRL) is a list of digital certificates revoked by a Certificate Authority (CA) before their expiration date. CRLs are a way to verify the validity of a certificate and ensure the integrity of signatures.

Export the Certificate Revocation List

Export the Certificate Revocation List by clicking on the Certificate Revocation List (CRL) button.


Export CRL