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Sierra Management Group

1 breach1,279 affected in allHealthcare

BreachAffected
Disclosed Jun 7, 2026Jun 73 months agoHacking1,279
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Every breach here links to its sources and official notices. Across fru.dev: lawsuits, incidents and outages.

  • 2026-09-25 · Sierra Management Group, 2026-06-07 · sector: health
  • 2026-09-25 · Sierra Management Group, 2026-06-07 · attack: hacking
  • 2026-09-25 · Sierra Management Group, 2026-06-07 · data_types: ["names","health"]
  • 2026-09-25 · Sierra Management Group, 2026-06-07 · records_basis: hhs
  • 2026-09-25 · Sierra Management Group, 2026-06-07 · records: 1279
  • 2026-09-25 · Sierra Management Group, 2026-06-07 · disclosed: 2026-06-07
  • 2026-09-25 · Sierra Management Group, 2026-06-07 · added
  • 2026-09-25 · Sierra Management Group · added

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