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Department of National Defence and Canadian Armed Forces Ransomware Attack

forces.gc.caRansomed

medusalockerGroup

CanadaCountry

Jul 7, 2026Discovered

Overview

View group profile

Domain

forces.gc.ca

Industry

Government & Defense

Country

Canada

Discovered

2 months ago

Attack date

Jul 7, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

medusalocker

Total victims

First seen

Sep 2025

Last seen

Sep 2026

Threat level

2.3/10

Aggressiveness5/10

Lethality0/10

Criticality1.8/10

Status breakdown

Claimed

this victim

100.0%72

Targeted sectors

Education Energy & Utilities Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Retail & E-Commerce Technology Transportation

Victim's position within group

Industry

Government & Defense

Known target sector

Country

Canada

Not a listed target country

Other victims

View all (72)

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Group activity

Monthly attacks · medusalocker

total · avg 10.3/mo