An institution relying on third parties for material activities understands those third parties' supply chains so they can anticipate risk events such as hardware shortages, shipping delays or disruption of major internet and telecommunications providers and act pre-emptively; where appropriate and possible they diversify third parties to improve supply chain resilience; and they keep oversight of how third parties pass their data on to, or open it up to, other parties, in line with regulatory obligations.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.