1
Published signals
currently linked to this company
Company intelligence
Amersfoort cybersecurity incidents and threat signals
amersfoort.nl
This company page brings together public reporting currently associated with Amersfoort. It reflects signals published by Shadow Tier and should not be read as a complete incident history.
Company links
0
Last 28 days
recent published signals
0
Last 90 days
recent published signals
1
High or critical
confidence classifications
July 2, 2026
Latest report
most recent published signal
Company signals
All published signals involving Amersfoort
Data of 100,000 Amersfoort residents leaked after hack at software supplier
The municipality of Amersfoort disclosed on December 3, 2024, that personal data of 100,000 residents was stolen from an external software supplier. The compromised data includes names, addresses, places of residence, dates of birth, gender, email addresses, and phone numbers. For approximately 7,000 individuals, the Burgerservicenummer (BSN) was also exposed. The data included information dating back to 2009, which should have been deleted according to municipal policy.
FAQ
Questions about Amersfoort cybersecurity reporting
What does the Amersfoort page include?
It combines a reviewed organization profile with all current published Shadow Tier signals explicitly linked to Amersfoort.
Does every mention of Amersfoort appear here?
No. A signal must contain a reliable company connection and meet the publication criteria; incidental or ambiguous mentions are excluded.
Why can the incident count change?
The page follows current published reporting. Counts change as new evidence is added, classifications are reviewed, or older signals leave the reporting window.