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EN IEC 62443-4-2:2019/prAA:2026

Security for industrial automation and control systems - Part 4-2: Technical security requirements for ACS components

Draft New
Comment end date 2026-05-20
Export comments Read draft and comment

Project stage codes

1. Decision on WI Proposal
2. Viešoji apklausa
From 2026-03-21 till 2026-05-20

Organisation

CENELEC Europos elektrotechnikos standartizacijos komitetas

ICS

35.030 - IT Security

ForeignTC'S

CLC/TC 65X

Number of comments

0

Comment start date

2026-03-21

Scope

This document provides detailed technical control system component requirements (CRs) associated with seven foundational requirements (FRs) including defining the requirements for control system capability security levels and their components, SL-C(component). The seven foundational requirements (FRs) are: a) identification and authentication control (IAC), b) use control (UC), c) system integrity (SI), d) data confidentiality (DC), e) restricted data flow (RDF), f) timely response to events (TRE), and g) resource availability (RA).