IEC 62859:2016+AMD1:2019 CSV 
Consolidated version

Nuclear power plants - Instrumentation and control systems - Requirements for coordinating safety and cybersecurity


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IEC 62859:2016+A1:2019 provides a framework to manage the interactions between safety and cybersecurity for nuclear power plant (NPP) systems, taking into account current IEC standards addressing these issues and the specifics of nuclear I&C programmable digital systems. This standard establishes requirements and guidance to:
- integrate cybersecurity provisions in nuclear I&C architectures and systems, which are fundamentally tailored for safety;
- avoid potential conflicts between safety and cybersecurity provisions;
- aid the identification and the leveraging of the potential synergies between safety and cybersecurity.
This consolidated version consists of the first edition (2016) and its amendment 1 (2019). Therefore, no need to order amendments in addition to this publication.

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Additional information

Publication typeInternational Standard
Publication date2019-10-09
Available language(s)English/French
TC/SCTC 45/SC 45A - Instrumentation, control and electrical power systems of nuclear facilitiesrss
ICS27.120.20 - Nuclear power plants. Safety
Stability date  2022
File size1859 KB

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