GLOBALMalwareEducationEducationRansomwareKairosRansom DemandedActor NamedMedium
The Derby High School
bd_9b20603bfb03adb3 · schema v1 · pii pii-v1
Full breach record for The Derby High School →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Kairos on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Group activity: EducationDiscovered: 2025-04-24
Source: Ransomware.live
Post text · scraped from the leak site
UK - The Derby High School
Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident
No regulatory filing corroborates this yet. If an SEC 8-K, state-AG notice, or victim statement lands, DisclosureLens will merge it into an incident and link it here.
Source provenance
- Source URL
- https://www.ransomware.live/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Apr 24, 2025
- Raw hash
- ab097ca5c5564189c173f1b9aa57457b379f31aa0343c7553350cb132b8fc2a4
Reporting entity
- Name
- kairos
Victim entity
- Name
- The Derby High Schoolnorm: the derby high school
- Domain
- thederbyhighschool.co.uk
- Industry
- Education
What this source establishes
- Source ceiling
- A leak-site claim can't tell us: discovery date · materiality · notification · affected count · confirmed data types · compliance clock. These stay blank until a regulatory filing or victim disclosure lands.
- Attack vector
- Ransomware· kairos
- Threat actor
- KairosExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.