Netherlands
NLD
Dutch Finance Ministry cyber incident; treasury systems taken offline
The Dutch Ministry of Finance disclosed a cyber breach detected on March 19, 2026 after a third‑party alert. Unauthorized access to systems supporting primary processes in the policy department was identified. As part of the forensic investigation, the ministry temporarily took several systems offline, including the Treasury banking portal used by public entities. Payments continued through regular banking channels. The NCSC, external forensic experts, Dutch police cyber units, and the Dutch DPA were involved.
65
Estimated severity
65 / 100
93
Source reliability
93 / 100
Approximate Date
19/03/2026
Targeted Company
MINISTRY OF FINANCE NETHERLANDS
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
Netherlands
Affected countries
Netherlands
Impacted regions
No information
Operational Impact
Duration
No information
Financial impact (USD M)
No information
Impact types
Service unavailabilityService degradationOperational disruptionERP or business system disruption
Affected sectors
Government & Public Administration
Affected departments
No information
Attack Profile
Attack types
Unauthorized accessData breach
Attributed threat actors
No information
Sources
Incident Sources
therecord.mediahttps://therecord.media/netherlands-finance-ministry-cyberattack-breachbleepingcomputer.comhttps://www.bleepingcomputer.com/news/security/dutch-finance-ministry-takes-treasury-banking-portal-offline-after-breachsecurityaffairs.comhttps://securityaffairs.com/190204/hacking/dutch-ministry-of-finance-takes-treasury-systems-offline-amid-cyber-incident-investigation.html