Track the biggest data breaches in History

Creative AI services often store not only account details but also what people ask the system to create. Those prompts c...

Relationship and couples apps often hold highly personal signals about someone’s private life, even when the content loo...

Apps designed around personal habits and recovery can reveal sensitive parts of someone’s life, even without medical rec...

Data connected to the CarGurus platform was released publicly following an extortion attempt associated with the ShinyHu...

Telecom providers typically hold a wide mix of contact, billing, and identity information, which makes them attractive t...

Toy Battles experienced a security incident that exposed user information, and the company later submitted the data to H...

Information associated with the French nonprofit Association Nationale des Premiers Secours (ANPS) surfaced on a hacker ...

Information linked to the lending fintech Figure was posted publicly, with records dating back to January 2026. The comp...

Data alleged to come from CarMax was posted online after an unsuccessful extortion attempt. The release appears to be pr...

Some incidents cause harm not by stealing passwords, but by giving attackers enough personal context to run convincing s...

Not every incident involves stolen passwords. In this Instagram related event, a large collection of profile information...

Breaches at retail and food service brands can still cause real harm because contact data is enough to fuel scams. Once ...

Dating services often hold deeply personal details, so a leak can affect far more than an inbox. With WhiteDate, user in...

Public benefit programmes often contain household level information, which makes any exposure particularly sensitive. Ev...

A dataset linked to the Brazilian crowdfunding service APOIA.se was shared on an online forum, and the company later con...

Streaming service breaches can feel ordinary until passwords are involved. Once password data is exposed, it can be reus...

On creator platforms, users often choose to make parts of their profile public, such as a stage name or follower counts....

Ransomware incidents at major brands are not only about systems being locked. They often involve data theft first, follo...

The University of Pennsylvania experienced a breach focused on its donor database and followed by ransom demands. Some i...

Account records tied to Substack were exposed in a breach and later redistributed more widely. The leaked material combi...

A very large dataset connected to Canadian Tire was publicly disclosed, affecting tens of millions of records. The files...

Media subscriptions and account sign ups can feel low risk, yet they often store enough information to identify someone ...

Online communities can disappear and reappear, but the data they collect often lingers. In the 2025 version of BreachFor...

Files believed to contain Canada Goose customer information were shared publicly. The data points to past transactions a...

Vehicle inspection and service providers can hold data that links a person to a physical asset, which can be attractive ...

Health related data demands extra protection because it can be both personal and highly actionable for fraud. In the Gem...

Entertainment and streaming accounts can seem trivial, yet a leak can still fuel scams and account attacks. KinoKong, an...

Airline records often combine contact details with official documents and travel related identifiers, which raises the s...

Large technical forums can become long lived sources of leaked credentials when something goes wrong. Web Hosting Talk, ...

Old forum leaks can still cause trouble years later, especially if people reused passwords. The Botting Network, a forum...