Server Config

Configure security, identity, and certificates. Apply restarts the OPC UA server in place — datapoints are preserved.

Runningopc.tcp://0.0.0.0:4840

Application / server name

Bind host/IP

Port

Use 0.0.0.0 to bind all interfaces. Endpoint clients connect to: opc.tcp://0.0.0.0:4840

Allow None / None (insecure, dev only)

Basic256Sha256

Aes128_Sha256_RsaOaep

Aes256_Sha256_RsaPss

Message security mode (applies to the enabled policies above)

Allow anonymous

Username	Password

Thumbprint: 726096A281B0FED2C871CEE21374606B4FF7EE8A

Subject: CN=OpcUaSimServer, DC=chreystag01, O=OPC Foundation

Trust all client certificates automatically (dev only)