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

NASCO Listed by Qilin Ransomware Group

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

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

On June 29, 2026, the qilin ransomware group added NASCO to its public leak site, claiming that internal files had been exfiltrated from the organization during a ransomware attack.

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What Public Reporting Shows

Public reporting indicates the incident involves a ransomware deployment that led to data exfiltration. The qilin group published proof of the breach on its leak site, listing NASCO as a victim. Available details show that internal files were taken, though the exact volume and full list of records remain undisclosed. No confirmed count of affected individuals has been released, leaving many whose information may be inside those files uncertain about their exposure. The leak site posting serves as both proof of compromise and a pressure tactic typical of this group’s operations.

Why This Matters for You and Your Family

When a company like NASCO suffers a breach, the information inside its internal files can include names, addresses, dates of birth, Social Security numbers, insurance details, or employment records belonging to ordinary customers, patients, or employees. If your data was stored with them, it may now be in the hands of criminals who may sell it, publish it, or use it to launch further attacks. For your family this means heightened risk of identity theft, fraudulent loans opened in your name, or medical fraud that could disrupt insurance coverage. Children’s records, sometimes included in family policies or school-related filings, can be particularly damaging because they often stay undetected for years.

Credential leaks from such incidents frequently cascade into account takeovers across other services, turning one breach into a chain of compromises that affect email, banking, and online accounts you rely on daily.

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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 Qilin · 2349 incidents tracked →

Severity High the filing does not enumerate what was exposed

Disclosed June 29, 2026

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

Qilin — 2349 incidents tracked

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

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