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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
SDLADeep dive
IEC 62443-4-1 process audit: the 23 SDLA rows no product evaluation examines
23 ISASecure SDLA-312 rows are checked only in the SDLA process audit, on Perseus's reading of its activity columns: defect handling, coding rules, pen testing.
Sep 8, 20269 min readRead
SSADeep dive
Reference layouts and scalable systems: how one ISASecure SSA certificate covers a family of configurations
How ISASecure SSA certifies a scalable IEC 62443-3-3 system: zone specifications, layouts in scope, the reference layout the lab tests, and nine submissions.
Sep 8, 202610 min readRead
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