This app provides data for an OPC UA client. The OPC UA Server App offers standardized and secure communication according to the OPC Unified Architecture (OPC UA) standard. As an OPC UA server, ctrlX CORE supplies all device data to all connected OPC UA clients. Typical clients are HMI, Manufacturing Execution (MES) or data acquisition systems. Standardized machine-to-machine (M2M) communication is possible together with the OPC UA Client App. The OPC UA server supports the following functions: OPC UA data access OPC UA Discovery Services, including data browsing Encrypted Communication Handling of certificates User identification and authorization Access to all data layer information, including PLC, motion, system and user application data A test client for evaluating and verifying the OPC UA communication is available. Support for OPC UA method services and the PubSub mechanism is in preparation. ctrlX, ctrlX Automation and ctrlX OS are registered trademarks of Bosch Rexroth AG.