Seac Listed by qilin Ransomware Group: Ransomware Claim — What’s Alleged & What To Do
Seac was listed by the Qilin ransomware group on December 28, 2025, after internal files were exfiltrated in an attack whose exact timing remains unknown. Individuals who may have shared data with Seac should review any notifications or contact the organisation directly.
On December 28, 2025, the name Seac appeared on a leak site operated by the qilin ransomware group. The listing states that internal files were taken during a ransomware incident, though the number of individuals affected has not been disclosed.
The appearance of an organization on such a site indicates that data exfiltration occurred alongside encryption, a pattern seen in many ransomware operations. At present, no independent confirmation of the data’s contents or volume has been made public.
Breaking down the breach
The only confirmed detail is the listing itself. Seac was added to the qilin leak site on the reported date, with the group stating that internal files were removed from the organization’s systems. No figures for the volume of data, the number of records, or the timeline of the intrusion have been released by either the group or the organization.
Public statements from Seac regarding the incident have not been recorded in available reporting. The precise method of initial access and whether ransom demands were issued or met remain undisclosed.
The group behind it: qilin
Qilin is a ransomware operation that has been publicly tracked since 2022. Like other groups in this category, it typically gains access through compromised credentials or unpatched systems, deploys encryption across networks, and then threatens to publish stolen material if payment is not received.
The group maintains a leak site where it lists victims and posts samples of claimed data. Listings on this site constitute the group’s own assertions; independent verification of the material’s origin or completeness is not provided by the site.
Seac and its sector
Seac is the organization named in the listing. Public information about its specific activities, size, or industry has not been detailed in connection with this incident. Organizations in many sectors hold internal operational records, communications, and administrative files that could be targeted in ransomware activity.
A breach involving internal files can affect routine business functions and any personal information those files may contain, regardless of the precise sector.
What was likely exposed
The listing refers to internal files that were allegedly exfiltrated. No further breakdown of file types, such as customer records, employee data, or financial documents, has been supplied.
Organizations of this kind routinely store operational documents, correspondence, and system records. The exact categories of information involved in this case have not been confirmed.
What's at stake
Individuals whose information appears in the exfiltrated files face the possibility that their details could be published or circulated. The organization itself may experience disruption to operations and costs associated with investigation and recovery.
Because the scale and contents remain unknown, the practical impact on any specific person cannot yet be quantified from public sources.
If your data was in this claimed breach
Monitor official communications from Seac for guidance on next steps. Enable multi-factor authentication on accounts that may be linked to the organization and review recent login activity.
Readers can run a free exposure scan of their email address against known breach data to check for prior appearances in public listings.
AICompiled with AI assistance from public sources and published under our editorial standards.
How this breach connects
More recent breaches
daispa.it Listed by qilin Ransomware GroupGIV SRL Listed by qilin Ransomware GroupCdf Listed by qilin Ransomware GroupBattaglioli Listed by qilin Ransomware GroupLatest breaches
Read GalaxyWarden’s full analysis of the Seac Listed by qilin Ransomware Group →
Publicly posted by qilin — 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.