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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SDA-IC: the 93 lifecycle requirements checked per IIoT component, and the five ICSA-only practices
What ICSA's SDA-IC review checks per IIoT component: 93 of the 118 IEC 62443-4-1 lifecycle requirements, 16 IIoT-specific rows and five ICSA-only practices.
The Security Maintenance Audit: how an ISASecure ICSA certificate stays valid
How the ISASecure ICSA Security Maintenance Audit works: four IEC 62443-4-1 requirements, four topics, when audits fall, findings, suspension, withdrawal.
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.
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