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ISASecure and IEC 62443, explained with the numbers

What each certification program actually evaluates, how the security levels and device types change the scope, and where the common points of confusion come from — written by the assessors who run these evaluations.

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9 articles match your filters

ACSSAIntermediate

The ACSSA assessment process: four phases and the report you receive

How an ISASecure ACSSA evaluation runs: the plan you approve, the four ACSSA-304 phases from risk assessment to report, and how to read the ACSSA-303 report.

Sep 8, 20269 min readRead
ACSSAIntermediate

An asset owner's installed IACS: IEC 62443 asset owner certification scope under ISASecure ACSSA, and the six documents that define it

ISASecure ACSSA certifies an asset owner's installed IACS, bounded by six change-controlled documents: who may apply, what is in scope and what is carved out.

Sep 8, 20269 min readRead
ACSSAIntroductory

What ISASecure ACSSA certification actually evaluates

ISASecure ACSSA certifies an asset owner's installed control system against IEC 62443-2-1, 3-2, 3-3 and 2-4 at maturity level 3. Here is the map.

Sep 8, 20268 min readRead
CSAIntermediate

SDA-C, FSA-C and VIT-C: what each ISASecure CSA assessment stream proves

The ISASecure CSA assessment process, stream by stream: what SDA-C, FSA-C and VIT-C each prove, the five result outcomes, the pass rule and the certificate.

Sep 8, 20268 min readRead
CSAIntroductory

What ISASecure CSA certification actually evaluates

ISASecure CSA certifies a component against IEC 62443-4-2: 166 functional requirements, four component types, three assessment streams and one security level.

Sep 8, 20268 min readRead
ICSAIntroductory

What ISASecure ICSA certification actually evaluates

ISASecure ICSA certifies IIoT devices and gateways against IEC 62443-4-2: 182 requirements, two device types, a Core or Advanced tier and a maintenance audit.

Sep 8, 20268 min readRead
SDLAIntermediate

The SDLA prerequisite for CSA, ICSA and SSA: one process audit, three product schemes

ISASecure CSA, ICSA and SSA each require a valid SDLA certificate. What the process audit settles once, what every product scheme re-checks, and how to plan.

Sep 8, 20269 min readRead
SSAIntermediate

How to read an ISASecure SSA certificate and report: zones, levels and user-enforced mitigations

How to read an ISASecure SSA certificate and its SSA-303 report: capability levels per zone, the ten report sections, and the mitigations the user must apply.

Sep 8, 20269 min readRead
SSAIntroductory

What ISASecure SSA certification actually evaluates

ISASecure SSA certifies a control system as sold against IEC 62443-3-3, with a capability security level per zone. Four elements, 116 functional rows: the map.

Sep 8, 20268 min readRead

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