Free Vendor Assessment Template

Supply Chain Cyber
Risk Assessment for OT

A structured vendor risk assessment template for industrial operators managing OT supply chain cybersecurity — covering vendor classification, a 50+ question assessment, contract security clauses, and ongoing monitoring.

4Vendor Risk Tiers
50+Assessment Questions
6Contract Clauses
FreeNo Cost
Vendor Assessment Template
Supply Chain Cyber Risk Assessment for OT
  • Why OT supply chain is a critical attack vector
  • Vendor risk classification framework (4 tiers)
  • 50+ question vendor assessment questionnaire
  • Ready-to-use contract security clauses
  • Ongoing vendor monitoring checklist
  • IEC 62443-2-4 and NERC CIP-013 mapping

What is inside this template?

Every vendor with access to your OT environment is a potential entry point. This template gives procurement, security, and legal teams a structured process for assessing, contracting, and monitoring OT vendors.

01
Why OT Supply Chain Is a Critical Attack Vector
How TRITON, SolarWinds, and other supply chain attacks demonstrated that trusted vendors are one of the most reliable paths into well-protected OT environments.
02
Vendor Risk Classification Framework
A 4-tier classification model based on access level and system criticality — with recommended assessment depth and review frequency for each tier.
03
50+ Question Vendor Assessment
A structured questionnaire across governance, personnel security, remote access, software and firmware security, incident response and notification, and sub-vendor management.
04
Contract Security Requirements Template
Six ready-to-use contract clauses covering minimum security standards, personnel security, access control, incident notification, audit rights, and sub-vendor management.
05
Ongoing Vendor Monitoring Checklist
A 10-item monitoring checklist with recommended frequencies — from monthly access session reviews to annual reassessments — mapped to IEC 62443-2-4 and NERC CIP-013.
06
How Arista Cyber Supports Supply Chain Security
Our vendor risk classification, vendor security assessments, supply chain policy development, and IEC 62443-2-4 gap assessment services.
Suitable for
Procurement and Supply Chain Teams OT Security Managers CISO and Risk Officers Vendor Management Functions Legal and Compliance Teams
OT Security Specialists Serving oil and gas, energy, manufacturing
IEC 62443 and IEC 61511 Cybersecurity meets functional safety
30+ Playbooks Free resources for OT security teams
Training Platform TUV Rheinland certified OT security courses