Tonga
TON
INC ransomware disrupts Tonga Ministry of Health national health network
Ransomware struck Tonga's Ministry of Health on June 15, 2025, making core digital services inaccessible and disrupting the national health network. Medical staff reverted to paper records while systems were rebuilt, with full restoration reported in July.
88
Estimated severity
88 / 100
98
Source reliability
98 / 100
Approximate Date
15/06/2025
Targeted Company
TONGA MINISTRY OF HEALTH
Targeted Company Supply Chain Impact
Distribution & Fulfillment
Procurement & Sourcing
Production & Manufacturing
Sales (Retail & Ecommerce)
Warehousing
Service Delivery
Unrecognized Impact
Supply Chain Relations
No information
Geographic Impact
Country Targeted Company
Other Affected Countries
No other affected countries reported
Target country
Tonga
Affected countries
Tonga
Impacted regions
No information
Operational Impact
Duration
No information
Financial impact (USD M)
No information
Impact types
Service unavailabilityERP or business system disruptionOperational disruption
Affected sectors
Healthcare & Public Health
Affected departments
Information Technology
Attack Profile
Attack types
RansomwareData exfiltration
Attributed threat actors
INC RANSOM
Sources
Incident Sources
cyber.gov.auhttps://www.cyber.gov.au/about-us/view-all-content/alerts-and-advisories/inc-ransom-affiliate-model-enabling-targeting-of-critical-networksmatangitonga.tohttps://matangitonga.to/2025/06/24/doctors-revert-paper-records-while-health-system-hackers-demand-ransomscoop.co.nzhttps://www.scoop.co.nz/stories/WO2507/S00231/tongas-health-system-fully-restored-after-cyber-attack-with-australias-help.htm