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Regulator-posted notice

Breach notice filed by 21c Museum Hotels LLC (October 2021)

Organization named: 21c Museum Hotels LLC Provisional: identity as filed, not yet matched to the directory

What the sources say

Indiana data breach year-to-date reports Primary notice

Listed in the Indiana Attorney General's data breach report for 2021 with a notification date of Oct. 15, 2021.

Organization as reported
21c Museum Hotels LLC
Incident dates as reported
Feb. 25, 2021
Notification date
Oct. 15, 2021
Observed by BreachRecords
2026-10-19 04:58 UTC (revision 34994, pdf:2021:page:22:row:720)
Archived copy
Held in the private archive (provenance)

The listing records a filing with the agency; it is not a finding by the agency.

Figures, per source

  • 5,557 individuals affected (total reported), according to the Indiana Attorney General's data breach reports, source date Oct. 15, 2021, revision observed 2026-10-19.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

  • Notification date (Indiana Attorney General)
  • Observed by BreachRecords (revision 34994)
  • Approved by a reviewer

Organizations linked by a reviewer

  • 21c Museum Hotels LLC Named as the filer Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

  • c5cab5d93644e1393f6d7953176278c6f504cc54fc2402da8ca94b2d11ad3896
    application/pdf, 1,250,673 bytes, retrieved from Indiana Attorney General, 2026-10-19 04:58 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

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