What is a Third-Party Breach? Definition & Tips for Reducing Risk | UpGuard

This UpGuard blog post explains the risks of third‑party data breaches, illustrates real-world examples (Trinity Health, Broward Health, Morley Companies, Mercedes‑Benz, SolarWinds), and provides nine actionable prevention tips and recommended security controls—including vendor risk assessments, contractual SLAs, continuous monitoring, least privilege, incident response, and use of frameworks such as NIST—to reduce supply‑chain and third‑party exposure.