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5 result(s) for Secure Channel.

• OPC-10000-2 – OPC Unified Architecture - Part 2: Security Model
  4.5.2.2 Session application layer
  specified in OPC 10000-4 . A Session in the application layer communicates over a SecureChannel that is created in the communication layer and relies upon it for secure communication ... passed to the communication layer for further processing. Although a Session communicates over a SecureChannel and has to be activated before it can be used, the binding of users, Sessions
• OPC-10000-4 – OPC Unified Architecture - Part 4: Services
  5.6.2.1 Description
  Description This Service is used to open or renew a SecureChannel that can be used to ensure Confidentiality and Integrity for Message exchange during a Session . This Service requires ... this Service for different Communication Stacks are described in OPC 10000-6 . Each SecureChannel has a globally-unique identifier and is valid for a specific combination of Client and Server
• OPC-10000-4 – OPC Unified Architecture - Part 4: Services
  7.35 SessionAuthenticationToken
  will not have access to the SecureChannelId or the Certificate used to create the SecureChannel. In these cases the application shall create a random ByteString value that is at least ... long. This value shall be kept secret and shall always be exchanged over a SecureChannel with encryption enabled. The Administrator is responsible for ensuring that encryption is enabled. In this
• OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings
  7.4.1 Overview
  None . All HTTPS communications via a URL shall be treated as a single SecureChannel that is shared by multiple Clients . Stacks shall provide a unique identifier for the SecureChannel which ... allows applications correlate a request with a SecureChannel. This means that Sessions can only be considered secure if the AuthenticationToken (see OPC 10000-4 ) is long (>20 bytes
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  7.3 Pull Management
  CertificateAuthorityAdmin or application credentials determined by the Certificate used to create the SecureChannel. Examples of the application credentials include Certificates previously issued to the application being accessed, Device Certificates issued