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high severity June 01, 2023 · 3 min read Unverified claim — what this is

fsd.se Listed by lockbit3 Ransomware Group

If you are a customer of fsd.se, here’s what is being claimed, and what it would mean for you.

Sweden’s first private fire consulting company was founded by Dr. Yngve Anderberg in Lund in 1977. In the early years, FSD’s main focus was on research and structural fire protection.The first four employees were hired in 1985. Over time, the bus...

— 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.
fsd.se Listed by lockbit3 Ransomware Group

On June 01, 2023, Sweden’s private fire-safety consultancy FSD appeared on the LockBit 3.0 ransomware leak site. The listing states that internal files were exfiltrated during a ransomware attack; the number of records affected and the precise data types remain undisclosed by the group.

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Reported Details from the Listing

The LockBit 3.0 leak page, still accessible via its onion address at the time of writing, claims successful data theft from FSD and threatens publication unless a ransom is paid. The disclosure indicates that the company’s internal files were taken but provides no count of affected individuals, no sample documents, and no deadline beyond the standard countdown timer used by the gang. Public mirrors hosted on ransomware.live preserve the original post dated June 01, 2023, claiming the incident surfaced through the extortion platform itself rather than a voluntary company notification.

Why This Matters for You and Your Family

When a specialist consultancy like FSD suffers a breach, anyone whose personal or business records passed through its systems faces sudden exposure. Fire-safety reports, building-inspection data, insurance correspondence, and employee or client contact details can easily contain names, addresses, phone numbers, and email accounts. Once those details leave the company’s control, they become raw material for identity thieves, phishing campaigns, and follow-on extortion attempts aimed at you or members of your household. Even if you cannot remember interacting with FSD, the reality of modern consulting means your information may have been shared without your direct knowledge.

The Doxxing and Identity-Chain Risk

Stolen internal files frequently link email addresses, usernames, and phone numbers to real-world identities. Threat actors then cross-reference those artifacts across dark-web markets, paste sites, and public records to build detailed profiles. A single leaked work email can expose your home address, spouse’s name, and children’s school details within hours. Credential leaks like this one cascade into account takeovers, especially for gaming platforms where kids often reuse passwords or recovery addresses tied to a parent’s breached account. The result is a doxxing chain that can lead to harassment, SIM-swapping, or targeted scams against your entire family.

LockBit 3.0’s Known Track Record

Public reporting attributes the LockBit 3.0 variant to a ransomware-as-a-service operation that first gained prominence in early 2020 under the original LockBit name. The group rebranded to LockBit 3.0 in 2022 after law-enforcement pressure and has since hit hundreds of organizations worldwide, including hospitals, manufacturers, and professional-services firms. Their typical playbook involves initial access through compromised remote-desktop credentials or phishing, followed by rapid exfiltration of sensitive folders before encryption. They then publish a small sample on their leak site and demand payment within a short window, threatening full data release or auction to the highest bidder. The FSD listing follows this exact pattern.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, with cleanup handled by the service.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure is caught in hours rather than months.
  • Rotate any password you ever used at FSD or similar consulting services, then enable 2FA through an authenticator app on every account where that password was reused.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which often chain back to the same breached addresses or recovery emails.
  • Let remediation specialists manage takedown requests for any exposed personal records appearing on data-broker or extortion sites.

The incident underscores that even specialized Swedish consultancies are now routine targets; protecting your family requires ongoing vigilance rather than one-time checks. DoxxScan by GalaxyWarden delivers that vigilance through continuous monitoring across 13.1 billion+ breach records and more than 100 platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage that includes children’s gaming accounts. Start your DoxxScan trial today to close the gaps before the next leak appears.

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 sample582 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.

Check your exposure
fsd.se is one listing. Your email is probably in others.
We can’t confirm any single incident against the sources we search, so we won’t pretend to. What we can show you is your own exposure — your email against 13.1B+ leaked records and the sites that publish your address. About 15 seconds. No account, no card.

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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed June 01, 2023
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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