high severity June 02, 2025 · 3 min read Unverified claim — what this is

Biogest Listed by Lynx Ransomware Group

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

Biogest was listed on Lynx's leak site. Lynx claims to have stolen internal data. This is the group's claim, not a confirmed finding.

On June 2, 2025, Austrian biogas company Biogest appeared on the leak site of the lynx ransomware group, with the attackers claiming to have exfiltrated internal files after a ransomware incident.

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What Public Reporting Shows

Public reporting indicates that Biogest, which specializes in PowerRing biogas technology and serves customers in Greece as well as other European markets, had data taken during the attack. The company maintains headquarters in Austria and operates subsidiaries in the UK and France. Available reporting describes the exposed material as internal files, though the precise volume and full list of records remain unconfirmed by the company. The listing carries a typical ransomware deadline pressure, although exact timelines have not been independently verified beyond the leak-site posting.

Why This Matters for You and Your Family

When a company like Biogest suffers a breach, the information it holds about customers, partners, suppliers, and employees can end up in the hands of criminals. Internal files often contain names, addresses, contact details, contract information, and sometimes financial or technical records that identify real people. If your energy provider, waste-management service, agricultural supplier, or local utility works with Biogest, your data could be part of that exposure. For ordinary families this means heightened risk of identity theft, phishing campaigns tailored to your supposed connection with the company, and potential fraud attempts that feel personal because the attackers know where you live or do business.

The Doxxing and Identity-Chain Risks

Stolen internal files frequently include email addresses, phone numbers, and account handles that link together. Criminals use these connections to build detailed profiles, moving from one piece of information to the next until they can locate you across social media, gaming platforms, and financial services. A credential or contact detail leaked from a business relationship can cascade into takeovers of personal accounts, including gaming logins used by you or your children. Once the chain starts, doxxing becomes easier and harassment or extortion more targeted. Credential leaks like this one routinely feed larger identity theft operations that do not stop at the corporate perimeter.

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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.

Report details & sourcing

Attributed to Lynx · 415 incidents tracked →

Severity High the filing does not enumerate what was exposed

Disclosed June 02, 2025

Last reviewed August 8, 2026

Affected Unconfirmed

By GalaxyWarden Threat Research · Editorial & sourcing standards

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.

Threat-actor tracker

Lynx — 415 incidents tracked

Every breach we've attributed to Lynx, in one running log. See who else they've hit →

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