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• OPC-10000-2 – OPC Unified Architecture - Part 2: Security Model
  3.1.36 Public Key
  Public Key publicly-disclosed component of a pair of cryptographic keys used for Asymmetric Cryptography Note 1 to entry: See IS Glossary . Note 2 to entry:  Public Key and Private
• OPC-10000-2 – OPC Unified Architecture - Part 2: Security Model
  4.13 OPC UA security related Services
  Server by the previously mentioned discovery services. These Certificates contain the Public Keys of the OPC UA Server . For Rivest-Shamir-Adleman (RSA) the following procedure is used ... Client sends its Public Key in a Certificate and secret information with the OpenSecureChannel service Message to the Server . This Message is secured by applying Asymmetric Encryption with the Server
• OPC-10000-2 – OPC Unified Architecture - Part 2: Security Model
  9.2 Self signed certificate management
  Certificates . Figure 11 - Manual Certificate handling An administrator would be required to copy the Public Key associated with all Client applications to all Server applications that they desire communication with ... addition, the administrator would be required to copy the Public Key associated with all Server applications to all Client applications that communicate with them. As the number of Servers