433 million people are publicly disclosed as impacted by third-party breaches.

May 27, 2026

Data Breach Human Impact Third-Party Breach Breach Victims

433 million people are publicly disclosed as impacted by third-party breaches. — This cybersecurity statistic was published by Black Kite in May 2026. It covers topics including Data Breach, Human Impact, Third-Party Breach, Breach Victims. The original data appears in 2026 Third-Party Breach Report: Managing Risk Concentration in the Era of Cascading Failures. For the full methodology and detailed findings, refer to the original report.

Source

View Original Report

Published on 3/7/2026

Share or Copy this stat

Frequently Asked Questions

What does this statistic say?

433 million people are publicly disclosed as impacted by third-party breaches. This data was published by Black Kite and covers Data Breach, Human Impact, Third-Party Breach, Breach Victims.

Where does this data come from?

This statistic comes from 2026 Third-Party Breach Report: Managing Risk Concentration in the Era of Cascading Failures, published by Black Kite on May 27, 2026. You can view the original report at https://content.blackkite.com/ebook/2026-third-party-breach-report/.

What cybersecurity topics does this cover?

This statistic relates to Data Breach, Human Impact, Third-Party Breach, Breach Victims. Browse more statistics on Data Breach or from Black Kite.

CYBERSTATS

433 million people are publicly disclosed as impacted by third-party breaches.

Source

Share or Copy this stat

Frequently Asked Questions

Want More Statistics Like This?

Related Statistics

In North America, 12% of breached organizations reported losses above $250,000 in the past year.

Among organizations where AI significantly expanded identities requiring access, breach rates reached 43% over the past twelve months. In contrast, where AI had not materially changed access patterns, breach rates were 11% over the past twelve months.

Organizations with 500 to 999 employees reported a 40.3% breach rate, the highest of any size segment.

In North America, 24% of breached organizations reported losses of at least $100,000 in the past year.

63% of organizations have investigated severe data leaks within the past 12 months where generative AI tools were a definitive contributing factor.

93% of organizations acknowledge a recent breach tied to their own applications.

Browse by Topic

Stay Ahead of Cyber Threats