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Wisconsin Department of Revenue

1 breach171K affected in allGovernmentrevenue.wi.gov

BreachAffected
SSNs printed on tax booklets mailed to 171,000 Wisconsin taxpayersJan 1, 200719 years agoVendor breachUnverified171K
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  • 2026-09-25 · Wisconsin Department of Revenue, 2007-01-01 · added
  • 2026-09-25 · Wisconsin Department of Revenue · added

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