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high severity August 29, 2026 · 3 min read Unverified claim — what this is

n-tree.com Listed by Zawoo Ransomware Group

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

country: Austria | fileSize: 70788003456 | PUBLISHED | They develop software and hardware solutions mainly for visitor management and ticketing systems used by: swimming pools and wellness centers, museums and exhibitions, leisure parks, climbing gyms and fitness facilities, mountain railways and ski lifts, industrial visitor systems. Their main locations include: Bregenz, Austria (head office), Delitzsch, Germany, Heimberg, Switzerland, Riazzino, Switzerland/Italian region.

— from ZaWoo’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.
n-tree.com Listed by Zawoo Ransomware Group

Your account credentials with n-tree.com may now be in the hands of a ransomware group. According to the Zawoo leak site, the company has been listed as a victim with a 70 GB archive marked as published on August 29, 2026. n-tree.com has not publicly confirmed the claim as of this writing.

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What a 70 GB Leak-Site Listing Actually Means

The group claims to have obtained a large volume of data from n-tree.com, a developer of visitor management and ticketing software used by swimming pools, museums, leisure parks, climbing gyms, ski lifts and similar venues across Austria, Germany and Switzerland. The listing does not specify which categories of information were taken, nor how many individuals may be affected. It simply states that a 70 GB file has been published.

Leak-site postings of this kind are common in ransomware-extortion campaigns. Groups frequently list companies before any independent verification occurs. Many such claims later prove to be recycled data from earlier incidents, partial exports, or in some cases entirely unconnected material. Without confirmation from n-tree.com, a regulator, or a trusted third-party forensic report, this remains an unverified accusation rather than an established fact.

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Real confirmation would require the company to acknowledge the incident, describe what was taken, and begin notifying affected customers directly. Until that happens, the safest assumption is caution without panic.

The Password Question and What Remains Unknown

The record does not disclose how any passwords were stored or whether a password field was even present in the claimed archive. Because the storage scheme is unknown, you cannot assume the credentials are safely hashed. Treat your n-tree.com password as potentially compromised and change it immediately on that site and anywhere else you have reused it.

Importantly, the filing does not list permanent government identifiers such as Social Security numbers, passport numbers, or driver’s license details. This removes several of the most damaging long-term risks that often accompany breaches involving personal documents.

What the listing does show is that n-tree.com develops specialist software and hardware for organisations that handle customer visits, tickets, and access control. If customer account records were taken, they would likely include names, contact details, login credentials, and information tied to bookings or memberships at leisure and visitor venues.

Why Ransomware Groups Target Niche Software Vendors

Ransomware operators have increasingly listed companies in the leisure, visitor-management and ticketing sector. These organisations often serve many individual customers yet operate with smaller security teams than large retailers or banks. The pattern is clear: attackers scan for vendors whose systems sit between consumers and physical venues, then publicise claims on leak sites to pressure payment.

This does not prove n-tree.com was breached. It does illustrate that firms in this industry are now routine targets for extortion listings. The absence of Reported Details in this specific case is typical. Many similar postings on Zawoo and comparable sites eventually receive no further updates from the group and no public statement from the named company.

What You Should Do If You Have an n-tree.com Account

  • Change your n-tree.com password right now and do not reuse it anywhere else. Since the storage method is unknown, treat the credential as exposed.
  • Enable two-factor authentication on your n-tree.com account and every other service that offers it. This blocks most credential-stuffing attempts even if the password is known.
  • Review recent account activity on n-tree.com and any linked leisure or ticketing services for bookings you did not make.
  • Monitor for phishing emails pretending to come from n-tree.com, your local swimming pool, ski resort or museum. Attackers who obtain customer lists often send targeted messages claiming “your ticket is ready” or “account suspended.”
  • Contact n-tree.com directly to ask whether they plan to notify customers and what information, if any, was involved. The filing does not state when any incident occurred, so a notification letter is the only reliable way to learn if your specific records were included.

Absence of a letter from n-tree.com would usually indicate your information was not part of any affected group, but anyone who has changed address since the company last updated its records should reach out to them to confirm their status.

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Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

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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

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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed August 29, 2026
Last reviewed August 29, 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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