Wincc Rest Api Official

The Definitive Guide to the WinCC Unified REST API

As industrial automation shifts toward Industry 4.0, the demand for seamless connectivity between Operational Technology (OT) and Information Technology (IT) has never been higher. Siemens addresses this need within the WinCC Unified environment by providing a powerful, standards-based REST API.

Download the runtime to the target device and start the runtime.

Modern manufacturing requires agility. The WinCC REST API eliminates the need for complex middleware when building custom interfaces. For instance, a data scientist can use a Python script to pull live production metrics directly into a Jupyter notebook for real-time analysis. Similarly, IT teams can integrate shop floor data into corporate portals without needing deep expertise in PLC programming or SCADA configuration. Implementation and Getting Started wincc rest api

1. Basic Authentication (not recommended for production)

Pass Authorization: Basic base64(username:password) in every request. Easy to test, but credentials are sent with each call. The Definitive Guide to the WinCC Unified REST

WinCC/Rest Connect: A newer desktop-based option for simple IT integration. Download the runtime to the target device and

Testing the Endpoint

Once running, you can test via a web browser or tool like Postman or cURL: