IEC 62541-12:2020 

OPC unified architecture - Part 12: Discovery and global services


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IEC 62541-12:2020 specifies how OPC Unified Architecture (OPC UA) Clients and Servers interact with DiscoveryServers when used in different scenarios. It specifies the requirements for the LocalDiscoveryServer, LocalDiscoveryServer-ME and GlobalDiscoveryServer. It also defines information models for Certificate management, KeyCredential management and Authorization Services.

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Additional information

Publication typeInternational Standard
Publication date2020-06-16
Available language(s)English/French
TC/SCTC 65/SC 65E - Devices and integration in enterprise systemsrss
ICS25.040.40 - Industrial process measurement and control
Stability date  2023
File size6214 KB

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