## 13.5.2.2.3.1  Communication Channel Security
The following table lists the communication paths used by Product Safety and Stewardship for Process Industries , the protocol used for the connection, and the type of data transferred.
| Communication Path                                                                       | Protocol Used   | Type of Data Transferred                                                                  | Data Requiring Special Pro- tection                           |
|------------------------------------------------------------------------------------------|-----------------|-------------------------------------------------------------------------------------------|---------------------------------------------------------------|
| SAP PS&S for Process Indus- tries Application Server to SAP BP Application Server        | RFC             | Business Partner                                                                          | -                                                             |
| SAP PS&S for Process Indus- tries Application Server to SAP PMApplication Server         | RFC             | Plant Maintenance                                                                         | -                                                             |
| SAP Logistics Application Server to SAP PS&S for Proc- ess Industries Application Server | RFC             | Logistics data for Report Shipping Logistics data for Substance Volume Tracking           | -                                                             |
| SAP PS&S for Process In- dustries Application Server to SAP Logistics Application Server | ALE /IDOC       | Application data Dangerous Goods data and Reports can be transferred to logistics systems | -                                                             |
| SAP Application Server to Ex- pert Server                                                | RFC             | Application data                                                                          | Substance data may contain corporate secrets such as recipes. |
| SAP Application Server to WWIgeneration server (WWI server)                                       | RFC                         | Application data, documents                                                                                                        | Usually MSDSor label data is transferred. Depending on the process, incident reports that contain personal data or corporate secrets may also be transferred.   |
|---------------------------------------------------------------------------------------------------|-----------------------------|------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|
| SAP PS&S for Process In- dustries Application Server to SAP Logistics Application Server          | RFC                         | Application data: For Global Label Manage- ment, material data is trans- ferred from logistics system to the Product Safety system | -                                                                                                                                                               |
| Only for Global Label Man- agement systems with many WWIservers: WWIserver to SQL database server | TCP/IP DB-specific protocol | Label data                                                                                                                         | Usually no sensitive data, de- pending on the usage of the label.                                                                                               |
##  Note
Protect RFC connections with Secure Network Communications (SNC).
Use secure protocols (SSL, SNC) whenever possible.