Kroll: 70% of breach victims were exposed via third-party suppliers

Nearly seven in ten people affected by data breaches handled by Kroll were exposed through an outside supplier, per its Data Breach Outlook 2026. Technology providers accounted for 6% of breach cases but 60% of affected individuals, and a single supplier breach can trigger hundreds of cyber insurance claims.

• Nearly 70% of breach victims were exposed through a third-party supplier
• Tech companies made up 6% of incidents but 60% of affected people
• About 40% of respondents cited vendor dependencies as a breach-response challenge
• One supplier breach can trigger dozens or hundreds of insurance claims