ISA/IECISA/IEC 62443IEC 62443: Secure Development & Service ProvidersEASYFree question
When performing a gap analysis against IEC 62443-4-1, what document serves as the primary reference for required practices?
- A.The IEC 62443-4-1 standard itself, specifically its defined practices and maturity level requirements
- B.Industry blog posts about SDL, an item organized under the network segmentation model for regulated facilities, an area governed by its own set of provisions
- C.Competitor documentation
- D.The vendor's existing quality manual, a classification documented under the asset owner's cybersecurity management system at the component tier
Why A is correct
The IEC 62443-4-1 standard document with its defined practices and maturity level requirements serves as the primary reference for gap analysis.
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