QuickOPC User's Guide and Reference
Examples - OPC UA GDS and CM - Browse certificate groups
// Shows how to browse and display the certificate groups available in the Certificate Manager.

using System;
using OpcLabs.EasyOpc.UA;
using OpcLabs.EasyOpc.UA.Gds;
using OpcLabs.EasyOpc.UA.OperationModel;

namespace UADocExamples.Gds._EasyUACertificateManagementClient
{
    class BrowseCertificateGroups
    {
        public static void Main1()
        {
            // Define which GDS we will work with.
            UAEndpointDescriptor gdsEndpointDescriptor = "opc.tcp://opcua.demo-this.com:58810/GlobalDiscoveryServer";

            // Instantiate the certificate management client object.
            var certificateManagementClient = new EasyUACertificateManagementClient();

            // Browse the certificate groups available in the GDS.
            UACertificateGroupElementCollection certificateGroupElementCollection;
            try
            {
                certificateGroupElementCollection = certificateManagementClient.BrowseCertificateGroups(gdsEndpointDescriptor);
            }
            catch (UAException uaException)
            {
                Console.WriteLine("*** Failure: {0}", uaException.GetBaseException().Message);
                return;
            }

            // Display results
            foreach (UACertificateGroupElement certificateGroupElement in certificateGroupElementCollection)
            {
                Console.WriteLine(certificateGroupElement);
            }
        }
    }
}
# Shows how to browse and display the certificate groups available in the Certificate Manager.

# The QuickOPC package is needed. Install it using "pip install opclabs_quickopc".
import opclabs_quickopc

# Import .NET namespaces.
from OpcLabs.EasyOpc.UA import *
from OpcLabs.EasyOpc.UA.Gds import *
from OpcLabs.EasyOpc.UA.OperationModel import *


# Define which GDS we will work with.
gdsEndpointDescriptor = UAEndpointDescriptor('opc.tcp://opcua.demo-this.com:58810/GlobalDiscoveryServer')

# Instantiate the certificate management client object.
certificateManagementClient = EasyUACertificateManagementClient()

# Browse the certificate groups available in the GDS.
try:
    certificateGroupElementCollection = certificateManagementClient.BrowseCertificateGroups(gdsEndpointDescriptor)
except UAException as uaException:
    print('*** Failure: ' + uaException.GetBaseException().Message)
    exit()

# Display results.
for certificateGroupElement in certificateGroupElementCollection:
    print(certificateGroupElement)

print()
print('Finished.')
See Also

Conceptual

Examples - OPC UA Application