Vendor Risk Management Assessment Matrix (Clearly Defined) | UpGuard

This document explains the concept and value of a vendor risk management assessment matrix for visualizing third‑party cybersecurity risk via likelihood and impact heat maps, enabling prioritization and communication with stakeholders. It describes when to use the matrix (onboarding and continuous monitoring), key data sources (questionnaires, external scanning, evidence, public information), and provides step‑by‑step guidance to build a 4x4 matrix and link it to a risk assessment template in Google Sheets, concluding with an overview of UpGuard’s automated matrix and reporting features.