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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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Security levels10Tiers (Core / Advanced)5Device & component types9Assessment streams6Testing & verification11Evidence & artifacts16Independent testing5Maturity levels4Sampling1Scope & boundaries16Surveillance & maintenance4Certification process20Common component constraints (CCSC)1Cost & effort3Comparisons4Roadmaps & readiness1
2 articles match your filters
SSAIntermediate
IEC 62443-3-3 requirements: how ISASecure SSA evaluates all 100 clauses in FSA-S
ISASecure SSA's FSA-S stream covers every clause of IEC 62443-3-3: 51 system requirements and 49 enhancements, laid out as 116 rows and scored zone by zone.
Sep 8, 20268 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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