The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments and errata) applies.

OPC 10000-1, OPC Unified Architecture - Part 1: Overview and Concepts

http://www.opcfoundation.org/UA/Part1/

OPC 10000-2, OPC Unified Architecture - Part 2: Security Model

http://www.opcfoundation.org/UA/Part2/

OPC 10000-3, OPC Unified Architecture - Part 3: Address Space Model

http://www.opcfoundation.org/UA/Part3/

OPC 10000-4, OPC Unified Architecture - Part 4: Services

http://www.opcfoundation.org/UA/Part4/

OPC 10000-5, OPC Unified Architecture - Part 5: Information Model

http://www.opcfoundation.org/UA/Part5/

OPC 10000-6, OPC Unified Architecture - Part 6: Mappings

http://www.opcfoundation.org/UA/Part6/

OPC 10000-7, OPC Unified Architecture - Part 7: Profiles

http://www.opcfoundation.org/UA/Part7/

OPC 10000-9, OPC Unified Architecture - Part 9: Alarms and Conditions

http://www.opcfoundation.org/UA/Part9/

OPC 10000-14, OPC Unified Architecture - Part 14: PubSub

http://www.opcfoundation.org/UA/Part14/

OPC 10000-17, OPC Unified Architecture - Part 17: Alias Names

http://www.opcfoundation.org/UA/Part17/

OPC 10000-20, OPC Unified Architecture - Part 20: File Transfer

http://www.opcfoundation.org/UA/Part20/

OPC 10000-21, OPC Unified Architecture - Part 21: Device Onboarding

http://www.opcfoundation.org/UA/Part21/

Auto-IP, Dynamic Configuration of IPv4 Link-Local Addresses

http://www.ietf.org/rfc/rfc3927.txt

DNS-Name, Domain Names – Implementation and Specification

http://www.ietf.org/rfc/rfc1035.txt

DHCP, Dynamic Host Configuration Protocol

http://www.ietf.org/rfc/rfc2131.txt

mDNS, Multicast DNS

http://www.ietf.org/rfc/rfc6762.txt

DNS-SD, DNS Based Service Discovery

http://www.ietf.org/rfc/rfc6763.txt

RFC 5958, Asymmetric Key Packages

http://www.ietf.org/rfc/rfc5958.txt

PKCS #10, Certification Request Syntax Specification

http://www.ietf.org/rfc/rfc2986.txt

PKCS #12, Personal Information Exchange Syntax

http://www.emc.com/emc-plus/rsa-labs/pkcs/files/h11301-wp-pkcs-12v1-1-personal-information-exchange-syntax.pdf

RFC 7030, Enrollment over Secure Transport

http://www.ietf.org/rfc/rfc7030.txt

DI, OPC Unified Architecture for Devices (DI)

https://opcfoundation.org/developer-tools/specifications-unified-architecture/opc-unified-architecture-for-devices-di/

ADI, OPC Unified Architecture for Analyzer Devices (ADI)

https://opcfoundation.org/developer-tools/specifications-unified-architecture/opc-unified-architecture-for-analyzer-devices-adi/

PLCopen, OPC Unified Architecture / PLCopen Information Model

https://opcfoundation.org/developer-tools/specifications-unified-architecture/opc-unified-architecture-plcopen-information-model/

FDI, OPC Unified Architecture for FDI

https://opcfoundation.org/developer-tools/specifications-unified-architecture/opc-unified-architecture-for-fdi/

ISA-95, ISA-95 Common Object Model

https://opcfoundation.org/developer-tools/specifications-unified-architecture/isa-95-common-object-model/

X.500, ISO/IEC 9594-1:2017 – The Directory Part 2: Overview of concepts

https://www.iso.org/standard/72550.html

IEEE 802.1AR, IEEE Std 802.1AR-2018 – Secure Device Identity

https://standards.ieee.org/standard/802_1AR-2018.html