OPC.UA_Publish.Request
Description
This indicates detection of the OPC Unified Architecture (OPC UA) Publish Request command.OPC Unified Architecture is a communications and data modeling standard for the exchange of information. It is a set of OPC specifications that unifies the older specifications into a new set. It provides the capabilities of Classic OPC and is backward compatible with it. It uses multiple data transportation methods like TCP/IP, HTTP and XML SOAP.
The Publish Service is used to acknowledge the receipt of notification message for subscription. It also can request a server to return a notification message or a keep-alive message.
Affected Products
OPC UA
Impact
Unexpected network communication
Technology
Browser-Based, Network-Protocol, Client-Server, Peer-to-Peer, Cloud-Based, Mobile-Device
Behavior
- Reasonable