AuthenticatedEncryption – OPC Unified Architecture – Part 2: Security Model

OPC Unified Architecture – Part 2: Security Model

v1.05.06

1Scope
2Normative References
3Terms, definitions, abbreviated terms and conventions
4OPC UA security architecture
5Security reconciliation
- 5.1Reconciliation of threats with OPC UA security mechanisms
- 5.2Reconciliation of objectives with OPC UA security mechanisms
6Implementation and deployment considerations
7Unsecured Services
8GlobalDiscoveryServer Security
9Certificate management
Annex AMapping to ISA/IEC 62443-4-2 (informative)
Annex BECC vs RSA

3.1.21 AuthenticatedEncryption

encryption scheme which simultaneously assures the data confidentiality and authenticity

NOTE

Note 1 to entry: AuthenticatedEncryption algorithms could allow for associated data to be signed but not encrypted.