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 10000-12, OPC Unified Architecture - Part 12: Discovery and Global Services

http://www.opcfoundation.org/UA/Part12/

OPC 10000-14, OPC UA Specification: Part 14 - PubSub

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

OPC 10000-22, OPC UA Specification: Part 22 - Base Network Model

http://www.opcfoundation.org/UA/Part22/

OPC 10000-100, OPC UA Specification: Part 100 - Devices

http://www.opcfoundation.org/UA/Part100/

ISO/IEC 11889, Information technology — Trusted platform module library

https://www.iso.org/standard/66510.html

802.1AR, Secure Device Identity

https://1.ieee802.org/security/802-1ar/

RFC 3161, Internet X.509 Public Key Infrastructure Time-Stamp Protocol (TSP)

https://tools.ietf.org/html/rfc3161

RFC 5280, Internet X.509 Public Key Infrastructure Certificate

https://tools.ietf.org/html/rfc5280

RFC 7515, JSON Web Signature (JWS)

https://tools.ietf.org/html/rfc7515

RFC 7518, JSON Web Algorithms (JWA)

https://tools.ietf.org/html/rfc7518

RFC 2045, Multipurpose Internet Mail Extensions (MIME) Part One

https://tools.ietf.org/html/rfc2045

RFC 4648, The Base16, Base32, and Base64 Data Encodings

https://tools.ietf.org/html/rfc4648

DIN 91406, Automatic identification of physical objects and information on physical objects in IT systems

https://www.en-standard.eu/din-spec-91406-automatische-identifikation-von-physischen-objekten-und-informationen-zum-physischen-objekt-in-it-systemen-insbesondere-iot-systemen-text-deutsch-und-englisch/