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Jefferson County Health Department (Missouri) ransomware data breach (2022)

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115,940 people

What leaked7

Hard to replace

  • Driver's licence number
  • Home or delivery address
  • Other profile data

Permanent

  • Health information
  • Social Security number
  • Date of birth
  • Full name
  • Health informationdiagnoses, lab results, medications and other treatment information
  • Other profile dataclaims and financial information

To-dos6 · about 1 h 30 min in all

  1. Freeze your credit at Equifax, Experian and TransUnionabout 30 minfreeStops: credit in your name (opens in a new tab)
  2. Get an IRS Identity Protection PINabout 20 minStops: tax refund fraud (opens in a new tab)
  3. Place a fraud alert on your credit reportsabout 10 minfreeLimits harm from: credit in your name (opens in a new tab)
  4. Check your credit reports every week, freeabout 20 minfreeHelps you notice: credit in your name (opens in a new tab)
  5. Turn on instant transaction alertsabout 5 minHelps you notice: bank account fraud
  6. Freeze your NCTUE phone and utility fileabout 10 minfreeLimits harm from: phone or utility account (opens in a new tab)

What happened next7 events

  1. Undetected 2 events15 days · show events
  2. Response 1 eventNo individual notice on record · show events
  3. Remedy 1 eventUntil November 16, 2026 · show events
  4. PenaltyNone on record
  5. Disputes 3 eventsOngoing · Back to latest

Disputes: 3 events

Back to latest
  1. Preliminary approval of a 2.25 million USD class settlement: a 150 USD cash payment or up to 300 USD for documented losses and lost time
  2. Court granted class certification
  3. Class action filed in the Circuit Court of Jefferson County, Missouri
Company
Jefferson County Health Department · Missouri
When it happened
–
Company detected it
Notice
Leak confirmed
Affected
115,940 people · the health department's report to HHS

Sources