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Basic Fit cybersecurity incidents and threat signals
basic-fit.com
This company page brings together public reporting currently associated with Basic Fit. It reflects signals published by Shadow Tier and should not be read as a complete incident history.
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July 3, 2026
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Based on all published signals currently linked to Basic Fit. Affected countries come from victim data; the company country above remains a separate profile fact. Counts describe this reporting set, not overall incident prevalence.
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Basic-Fit Data Leak Exposes Personal Data of Up to 1 Million Customers
A data leak at Basic-Fit, a Dutch fitness chain, occurred on April 12, 2026, and was disclosed on April 13, 2026. The incident exposed personal data of up to 1 million customers, including names, addresses, email addresses, phone numbers, birth dates, and bank details. The leak affected members from various countries, including the Netherlands and Belgium.
FAQ
Questions about Basic Fit cybersecurity reporting
What does the Basic Fit page include?
It combines a reviewed organization profile with all current published Shadow Tier signals explicitly linked to Basic Fit.
Does every mention of Basic Fit 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.