Managing Certificates
The steps for managing trusted certificates are the same whether you're on the Client tab or the Server tab.
Upload a Trusted Certificate
To upload a trusted Certificate, do the following.
- Click the Client Tab or Server Tab, depending on the what certificate you're uploading.
- Click the Browse button.
- Navigate to the location of of certificate on your system and click Open. (Alternatively, you can drag the certificate file onto the page where it says "Drag files here.")
- If the upload was successful, you'll see the name of the certificate and the message "Upload Successful!" The certificate will appear in the Trusted Certificates list.

Download a Trusted Certificate
To download a trusted certificate, do the following.
- Next to the certificate name, click the Download
icon. - The certificate is downloaded to your system by your web browser.
Delete a Trusted Certificate
To delete a trusted certificate, do the following.
- Next to the certificate name, click the Delete action button.
- The certificate is deleted.
To view more information about a trusted certificate, click the More Info
icon.

OPC UA Security Page Details
Trusted Certificates |
|
---|
Common Name | Name of the certificate. |
SHA-1 Fingerprint | The SHA-1 (Secure Hash Algorithm 1) fingerprint is the unique identifier of the certificate. |
Expiration | Date the certificate will expire. |
Additional Information |
C | Common Name |
O | Organization, usually the legal incorporated name of a company. |
OU | Organizational Unit |
L | Locality (Town or City) |
ST | State |
C | Country, the two-letter ISO code for the country where the organization is located. |