Questivity Listed by coinbasecartel Ransomware Group: Ransomware Claim — What’s Alleged & What To Do
Questivity was listed by the coinbasecartel ransomware group on April 15, 2026, after internal files were exfiltrated in a ransomware attack; the exact date of the intrusion has not been established. Individuals should check whether their information was involved and take appropriate protective steps.
What happened
The incident came to light through a listing posted by coinbasecartel on April 15, 2026. The group asserts that it obtained internal files from Questivity during a ransomware operation. No further details on the timing of the intrusion, the volume of data taken, or the method of access have been made public.
The group behind it: coinbasecartel
Coinbasecartel is a ransomware operator that maintains a leak site where it lists organizations it claims to have targeted. Such groups typically publicize victim names to pressure organizations into negotiations. In this case, the listing of Questivity constitutes the group's claim of involvement; independent confirmation of the underlying events has not been reported.
Questivity and its sector
Public detail on Questivity's operations and sector is limited. Organizations in similar positions commonly manage internal records, client information, and operational systems that can become targets in ransomware incidents. Any exposure of such material can affect both the organization and parties whose data it holds.
The information in question
The only data category referenced in connection with the listing is internal files exfiltrated during the ransomware attack. The precise contents of those files have not been disclosed.
- Internal files exfiltrated in ransomware attack
What's at stake
Exfiltrated internal files can contain operational details that organizations prefer to keep private. For individuals whose information appears in such files, the primary concerns are potential misuse of any personal data and follow-on contact from parties who obtain the material. The organization faces the task of assessing the scope of access and addressing any resulting operational or legal requirements.
Were you affected?
Begin by monitoring official communications from Questivity for any notifications or guidance it may issue. Review account statements and correspondence for unexpected activity. You can also run a free exposure scan of your email address against known breach data to check for prior appearances in public records.
AICompiled with AI assistance from public sources and published under our editorial standards.
How this breach connects
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Publicly posted by coinbasecartel — unverified claim, pending independent verification
Breach listings — particularly those originating from ransomware or leak sites — are third-party claims that may be unverified, incomplete, or inaccurate. A listing does not by itself confirm that a breach occurred or that any specific data was exposed. Severity is an automated assessment, not a definitive rating. Verification status is shown where available.
Attributions to threat groups and methods reflect public reporting and, in some cases, unverified claims made by the groups themselves; they may be incomplete or later revised. Recent Breaches and GalaxyWarden are independent and are not affiliated with, and do not endorse, any company or group named on this page. This information is aggregated from public sources for awareness only and is not legal, security, or investment advice.