AB Data
Data Breach on February 09, 2026
| Data Breach Report | |||
|---|---|---|---|
| Victim | abdata.com | ||
| Claimed By | Qilin | ||
| Date Discovered | Feb 09, 2026 | ||
| Description | AB Data is a technology-driven business services company based in the USA (Wisconsin), specializing in class action administration, fundraising, data-driven communications, list services, and data breach incident response. | ||
| Leak Size | Unknown |
Credential Exposure for abdata.com
We've indexed 116 @abdata.com accounts from external breaches.
Last checked Oct 4, 2026
| @abdata.com addresses from external breaches | |
|---|---|
| Third-party breaches | 113 accounts · across 53 breaches · 100 with a plaintext password · most recent Nov 13, 2024 |
| Combo lists | 44 accounts · most recent Sep 7, 2026 |
None of this is necessarily connected to the ransomware attack above.
Is your organization next?
AB Data was breached. Check if your company's credentials have been exposed in this or other data breaches.
Check your exposure →Continuous dark web monitoring alerts you when we find leaked credentials or session tokens for your company.