Search

3 result(s) for Public Key infrastructure

• OPC-10000-2 – OPC Unified Architecture - Part 2: Security Model
  3.1.37 Public Key Infrastructure
  Public Key Infrastructure set of hardware, software, people, policies, and procedures needed to create, manage, store, distribute, and revoke Certificates based on Asymmetric Cryptography Note 1 to entry: The core ... functions are to register users and issue their public-key Certificates , to revoke Certificates when required, and to archive data needed to validate Certificates . Key pairs for data Confidentiality could
• OPC-10000-2 – OPC Unified Architecture - Part 2: Security Model
  3.1.16 Certificate Authority
  Certificate and the party relying upon the Certificate . CAs are characteristic of many Public Key infrastructure (PKI) schemes Note 2 to entry: A private CA system (or a private
• OPC-10000-2 – OPC Unified Architecture - Part 2: Security Model
  5.2.5 Confidentiality
  Encryption to protect Confidentiality as a security objective . Thereby Asymmetric Encryption is used for key agreement and Symmetric Encryption for securing all other Message s sent between OPC UA Application ... Confidentiality on the network and system infrastructure. OPC UA relies upon the PKI ( Public Key Infrastructure ) to manage keys used for Asymmetric Encryption which is then used to establish symmetric