Incidents by attack type:

Insider threat

Insider threatContainedNovember 29, 2025

Coupang insider data breach (2025)

A former Coupang employee accessed personal data on 33.7 million customer accounts of South Korea's largest e-commerce platform. Coupang announced a $1.17 billion compensation plan; its head of Korean e-commerce resigned.

Victim: Coupang
Loss: $1.17B
Records: 33.7M

Insider threatResolvedJune 20, 2019

Desjardins insider data breach

An insider at Desjardins — the largest financial cooperative in Canada — exfiltrated personal data on 9.7 million members and businesses over two years before being caught. The defining Canadian insider-threat case.

Victim: Desjardins Group
Loss: $100.0M
Records: 9.7M