ISA 62443-3-2:2020

ISA 62443-3-2 PDF

This document establishes requirements for:

• defining a system under consideration (SUC) for an industrial automation and control system (IACS);

• partitioning the SUC into zones and conduits;

• assessing risk for each zone and conduit;

• establishing the target security level (SL-T) for each zone and conduit; and

• documenting the security requirements.