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high severity September 09, 2022 · 3 min read Unverified claim — what this is

kortrijkserijschool.be Listed by lockbit3 Ransomware Group

If you are a student of kortrijkserijschool.be, here’s what is being claimed, and what it would mean for you.

kortrijkserijschool.be was listed on the lockbit3 ransomware leak site. The group claims to have stolen internal data.

— from LockBit’s own leak-site posting. This is the group’s claim, quoted verbatim; it is not GalaxyWarden’s reporting and has not been independently verified.
kortrijkserijschool.be Listed by lockbit3 Ransomware Group

On September 09, 2022, the Belgian school kortrijkserijschool.be appeared on the LockBit 3.0 ransomware leak site. The listing states that the group exfiltrated internal files during a ransomware attack and threatens to publish the stolen data if the school does not meet their demands. Anyone whose personal information, student records, or staff documents were part of those internal files may now face long-term exposure.

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Reported Details from the Listing

The LockBit 3.0 leak page for kortrijkserijschool.be claims the attackers successfully stole internal data but does not specify the volume of records or name the exact types of files taken. The disclosure indicates the data was obtained through a ransomware deployment, after which the school’s systems were encrypted and a copy was exfiltrated. No precise victim count is provided, and the listing does not detail whether the material includes student names, addresses, medical notes, financial records, or staff payroll information. The group set a publication deadline typical of their operations, after which samples or the full archive would be released publicly on their site.

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Why This Matters for You and Your Family

When a school’s internal files are stolen, the people most directly affected are often the families whose children attend or have attended the institution. Student names, dates of birth, parent contact details, and home addresses frequently sit inside shared drives, spreadsheets, or administrative databases. If those records reach the open web, they become permanent building blocks for identity theft, phishing campaigns, and physical stalking. Even if your own child’s file was not singled out, the broad exposure of staff and family contact lists can place every household connected to the school at elevated risk. The breach is now more than two years old, yet the data remains available on dark-web mirrors and can resurface at any time through secondary sales or opportunistic attackers.

Doxxing and Identity-Chain Risks

School data leaks rarely stay isolated. A parent email address taken from an enrollment form can be cross-referenced with gaming usernames, social-media handles, or reused passwords found in other breaches. This creates an identity chain that links a child’s Roblox or Minecraft account back to a real-world home address. Once attackers control one account in the chain, they can pivot to others, harvest intimate photos, demand ransoms, or publicly dox the entire family. Credential leaks of this nature have repeatedly led to account takeovers on children’s gaming platforms, where lax recovery options allow attackers to lock out legitimate users and extort them directly. The longer the data circulates unchecked, the more links in that chain can be forged.

LockBit 3.0 Track Record

Public reporting attributes LockBit’s original operations to 2019, with LockBit 3.0 emerging in early 2022 as a more aggressive evolution. The group has targeted hospitals, manufacturers, local governments, and educational institutions across dozens of countries. Their typical playbook begins with initial access gained through compromised remote desktop credentials or exploited vulnerabilities, followed by lateral movement inside the network, data exfiltration, and then dual extortion: demanding ransom to decrypt systems and a second payment to prevent publication. When victims refuse to pay, LockBit publishes samples and eventually the full archive on their leak site, aiming to inflict maximum reputational damage. The kortrijkserijschool.be listing follows this exact pattern.

What to do

  • Run a DoxxScan to map every link between your family’s emails, phone numbers, gaming handles, and real-world identities so you can see exactly what exposure looks like from this claimed breach.
  • Rotate any password used at kortrijkserijschool.be or related school portals anywhere it has been reused, and switch to 2FA through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next time your information appears it is caught within hours instead of years.
  • Cover the entire household with DoxxScan family protection, which extends to dependents and children’s gaming accounts that often chain back to the same leaked address or parent email.
  • Let DoxxScan remediation specialists manage takedown requests for any exposed personal documents or broker listings that surface from this incident.

The kortrijkserijschool.be breach shows how quickly a single ransomware listing can turn routine administrative records into lifelong liabilities for families. Acting promptly to map and lock down your exposure limits the damage that can be done with data that is already circulating. Start your DoxxScan trial today and put continuous monitoring, identity-chain mapping, and specialist remediation to work for your household. Its coverage of both adult and children’s accounts makes it especially relevant when school breaches cascade into gaming-platform takeovers.

What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

These listings are live, public, and legal to remove — and removing them is what we do.

value redacted in this sampleage, relatives, address historySpokeo
value redacted in this samplephone, household, property recordsBeenVerified
value redacted in this sample580 companies checked

Found in breach recordsverifiedreported — unverified

Each record is labeled: confirmed breach data, or an attacker’s claim no one has verified.

verifiedvalue redacted in this samplepassword + phone · 2024telecom breach
unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

Leaked data cannot be deleted from the internet — anyone claiming otherwise is lying. Broker listings can be removed. We do the second, and show you exactly what to fix from the first.

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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed September 09, 2022
Last reviewed August 8, 2026
Affected Unconfirmed
Unverified claim — what this report is
This page documents a public listing on a ransomware/extortion group’s leak site, tracked via public threat-intelligence sources. A listing is the attacker’s claim. GalaxyWarden aggregates and reports such claims; we have not independently verified that a breach occurred, what data (if any) was taken, or the accuracy of anything the group asserts, and the named organisation has not necessarily confirmed the incident. Sections above describe what the listing shows and the group’s documented history — not verified findings about the named organisation. If you represent this organisation and believe anything here is inaccurate, tell us and we’ll review it promptly.
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
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