Track the biggest data breaches in History
Updated list of the most recent data breaches. Click on a breach to see details and check if your data was exposed.
In October 2025, retailer Canadian Tire was the victim of a data breach that exposed almost 42M records. The data contai...
In February 2026, the automotive marketplace CarGurus was the target of a data breach attributed to the threat actor Shi...
In January 2026, data allegedly sourced from US automotive retailer CarMax was published online following a failed extor...
In February 2026, data obtained from the fintech lending platform Figure was publicly posted online. The exposed data, d...
In February 2026, a data breach allegedly containing data relating to Canada Goose customers was published publicly. The...
In October 2025, the University of Pennsylvania was the victim of a data breach followed by a ransom demand, largely aff...
In December 2025, a database of the Brazilian crowdfunding platform APOIA.se was posted to an online forum. In January 2...
In February 2026, the online gaming community Toy Battles suffered a data breach. The incident exposed 1k unique email a...
In January 2026, a data breach impacting the French non-profit Association Nationale des Premiers Secours (ANPS) was pos...
In October 2025, the publishing platform Substack suffered a data breach that was subsequently circulated more widely in...