Data Breach Intelligence
Security research, threat analysis, and breach intelligence from the xonPlus team.
Latest Insights
Introducing Breach Compare: See What Data Leaks You Share
Compare two email addresses for data breaches. See shared leaks, risk scores, and exposed data, all in one free search without signup required.
Weekly Databreaches Roundup Week 03-2026
Breaches across tech, automotive, healthcare, and finance: Instagram (17M records), Nissan, University of Hawaii Cancer Center, Betterment, Eurail, Central Maine Healthcare, and Grubhub.
Weekly Databreaches Roundup Week 02-2026
Data breaches at Brightspeed, Ledger, Sedgwick, Gulshan Management Services, ownCloud, Illinois Department of Human Services, and BreachForums2025.
![Largest Data Breaches in The World [Updated 2026]](/images/Top-100-data-breaches-1.webp)
Largest Data Breaches in The World [Updated 2026]
A detailed look at of the top 100 most significant data breaches, detailing the magnitude of each incident and its impact across various industries.
2025 Wrap-Up: What We Delivered and What Comes Next
From a simple breach lookup to a full-fledged breach alerting and intelligence platform. Real-time alerting, VIP monitoring, SDK releases, and infrastructure upgrades delivered in 2025.
Weekly Databreaches Roundup Week 52-2025
Breaches at WIRED (2.3M users), University of Phoenix (3.5M affected), Baker University (53K impacted), and Nissan Fukuoka (21K customers).