high severity February 27, 2025 · 4 min read Unverified claim — what this is

TILLSONBURGHYDRO.CA Listed by Clop Ransomware Group

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

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

TILLSONBURGHYDRO.CA Listed by Clop Ransomware Group

On February 27, 2025, the Canadian utility Tillsonburg Hydro Inc. appeared on the public leak site operated by the Clop ransomware group, with the attackers claiming to have exfiltrated internal files from the Ontario electricity distributor.

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What Public Reporting Shows

Public reporting indicates that Tillsonburg Hydro’s systems were compromised in a ransomware incident. The company, which supplies electricity to residential and business customers in Tillsonburg, Ontario, had internal documents removed before the encryption stage typical of such attacks. The Clop group listed the victim on its leak portal on February 27, 2025, and set a deadline for publication or negotiation. Available reporting describes the exposed material as internal files, though the precise volume and full list of data types remain unconfirmed by the utility. No customer count has been disclosed, leaving an unknown number of local residents and businesses potentially at risk if personal or account information was included in the stolen material.

Why This Matters for You and Your Family

When a local utility like Tillsonburg Hydro suffers a breach, the consequences reach ordinary households. Utility records often contain names, service addresses, phone numbers, email addresses, account numbers, and sometimes payment details. If any of that information was taken, it can be sold or published, giving identity thieves an easy starting point. For families in the Tillsonburg area, this means heightened risk of fraudulent accounts opened in your name, unexpected charges on existing bills, or phishing emails that appear to come from your power provider. Even if you do not live in Ontario, credential reuse across services means a single leak can ripple outward and expose logins you use elsewhere.

Credential leaks like this one frequently cascade into account takeovers on unrelated platforms, especially when the same email and password combination appears in multiple breaches.

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Report details & sourcing

Attributed to Clop · 1368 incidents tracked →

Severity High the filing does not enumerate what was exposed

Disclosed February 27, 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.

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Clop — 1368 incidents tracked

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