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2 result(s) for WebSocket

• OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings
  7.5.1 Overview
  ports used by HTTP or HTTPS. WebSockets use HTTP, however, in practice a WebSocket connection is only initiated with a HTTP GET request and the web server provides an HTTP ... encoding and security protocol used to construct the OPC UA messages sent via the WebSocket . The SecurityMode and SecurityPolicyUri of the Endpoint control the security applied to the messages sent
• OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings
  7.5.3 Security
  Certificate. Clients running in a browser environment specify the 'Origin' HTTP header during the WebSocket upgrade handshake. Servers should return the 'Access-Control-Allow-Origin' to indicate that the connection ... should use OPC UA Secure Conversation in addition to TLS. Clients that support the WebSocket transport shall support explicit configuration of an HTTPS proxy. When using an HTTPS proxy