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Recent Breaches › Notre-Dame du Grandchamp Listed by nightspire Ransomware Group

HIGH severity claimedUnverified claimHow we verify

Notre-Dame du Grandchamp Listed by nightspire Ransomware Group: Ransomware Claim — What’s Alleged & What To Do

RBRecent Breaches Breach Intelligence·April 1, 2026
Notre-Dame du Grandchamp Listed by nightspire Ransomware Group

Occurred March 2026 · publicly disclosed April 1, 2026.

HIGH
Severity
April 1, 2026
Disclosed
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Notre-Dame du Grandchamp was listed by the nightspire ransomware group on April 01, 2026, after internal files were exfiltrated in a ransomware attack. Individuals connected to the organisation should check for any follow-up notices and take steps to protect their personal information.

Severity & verification
HIGH severity claimedUnverified claim
Exposes medical data.
Published on a ransomware group’s leak site — an unverified extortion claim until the named organization or credible reporting corroborates it.
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People associated with Notre-Dame du Grandchamp may face privacy and identity risks after internal files were taken in a ransomware incident. The number of individuals whose information was involved is not known, and the organisation has not confirmed the scope of any exposure.

What happened

The incident was reported on April 01, 2026. Nightspire listed Notre-Dame du Grandchamp on its leak site and stated that internal files had been exfiltrated during a ransomware attack. No further details on the timing of the intrusion, the volume of data, or the method of initial access have been made public.

Inside nightspire

Nightspire is a ransomware group that publishes victim names on a dedicated leak site when ransom demands are not met. The group typically claims to have copied files before encryption and uses the listings to pressure organisations. Its listing of Notre-Dame du Grandchamp remains an unverified claim by the group; no independent confirmation of the data theft has been reported.

Who is Notre-Dame du Grandchamp?

Notre-Dame du Grandchamp operates as an educational institution. Organisations of this type routinely collect and store records on current and former students as well as staff. A breach at such an entity is consequential because the data often includes information that remains relevant for years after individuals leave the institution.

What data was at risk

The listing described internal files taken in the ransomware attack. The group claims the material includes the following categories:

The precise contents and any additional files have not been independently verified.

The real-world impact

Medical records and personal identifiers can be used for targeted fraud or to obtain services under another person’s name. Academic and employment records may enable social-engineering attempts against former students or staff. The organisation itself faces regulatory scrutiny and the operational cost of investigating and containing the intrusion, though the full extent of these consequences is not yet public.

Were you affected?

Begin by contacting Notre-Dame du Grandchamp directly for any official notification. Monitor bank, insurance and government accounts for unusual activity. Readers can run a free exposure scan of their email address against known breach data to check whether their information appears in public listings from incidents such as this one.

AICompiled with AI assistance from public sources and published under our editorial standards.

Editorial & sourcing policy
Recent Breaches is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data, and we do not hold the data claimed in leak-site listings. Incidents are compiled from publicly accessible sources and threat-intelligence platforms and are reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — write to support@galaxywarden.com or press@recentbreaches.com.
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How this breach connects

Company

Attributed to

Method

CompanyNotre-Dame du Grandchamp security record
84/100
DoxxScan™ · Low doxx risk
B- 76Above-average record

1 reported incident on record.

See Notre-Dame du Grandchamp’s full breach history →

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Source: threat-actor leak-site listing

Publicly posted by nightspire — 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.

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