Cyber-attack on Belgian Federal Public Service Finance suspends online tax services
Belgium's Federal Public Service Finance was hit by a cyber-attack on 28 October and preventively suspended online tax services such as MyMinfin. Authorities blocked the intrusion early, carried out an investigation and security measures, and said no data was stolen and no applications were taken over. The main suspended services were restored on 31 October, and some tax filing deadlines were extended to 16 November.
Key facts
- Affected organisation
- Belgian Federal Public Service Finance
- Incident type
- Hacking & intrusion
- Occurred / detected
- 2026-10-28
- Scale of damage
- Suspension of online tax services such as MyMinfin, Tax-on-Web and Biztax, and disruption to filing schedules
- Cause / method
- External intrusion into the finance authority's systems
- Location
- Belgium
Timeline
- Digital services such as MyMinfin were temporarily suspended due to the cyber-attack.
- Several tax filing deadlines, including corporation tax and withholding tax, were extended to 16 November.
- MyMinfin, Tax-on-Web and Biztax were restored.
- Authorities said no data was stolen and no applications were taken over.
14 related reports
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- No data leaked in Finance Ministry cyberattack, services still down
- Belgium finance agency takes services offline following cyberattack
- Belgium tax portal cyberattack shuts down MyMinfin
- DDoS attack disrupts DigiD and Dutch Tax Administration services
- Belgian tax websites back online after cyberattack, filing deadline extended to 16 November
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organisation’s official statements for accurate details.