The numerous possibilities of disruptions and disturbances in the supply chain demand a supply chain that is responsive to a variety of threats. A non-responsive and hence unreliable supply chain is by definition a vulnerable supply chain, and the keys or tools to mitigating supply chain vulnerability are security, visibility and resilience. So said Theodore Glickman and Susan White in 2006, when they published Security, visibility and resilience: the keys to mitigating supply chain vulnerabilities. Here they present a framework for how these three tools interact with seven basic supply chain concerns, and combined make up 21 considerations for improving supply chain reliability.

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