The Attestation Isn’t the Answer: A Scoring Rubric for Secure-by-Design Claims in Your Next PLC RFP

Engineer reviewing a programmable logic controller cabinet with a laptop showing security configuration

CISA’s secure-by-design pledge has turned into vendor attestation paperwork showing up in 2026 procurement cycles. Here’s a practical rubric for telling substantive commitments apart from marketing copy — and RFP language that forces vendors to be specific.

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