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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
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
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
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