DisclosureLens
HackingHealthcareHealthcareBusiness Associate (HIPAA)Customer Data InvolvedDelayed DiscoveryHealth (basic)Identity (basic)Government IDPHIMediumContained

Iroquois Memorial Hospital

bd_910d6eaeacad6449 · schema v1 · pii pii-v2

Severity

Medium

Discovered

—

Filed

Aug 1, 2026

To disclose

—

Affected

19state residents only

Linked

3 filings

Confidence

65%
Full breach record for Iroquois Memorial Hospital →2 incidents on file

Iroquois Memorial Hospital notified patients of a security incident at its business associate, Aesto LLC, which provides healthcare data migration and archiving services. An unauthorized actor accessed Aesto's AWS infrastructure between December 2 and December 18, 2025. The incident was discovered on December 18, 2025. Protected health information, including full names and other elements, may have been accessed or acquired. Aesto engaged external cybersecurity professionals and conducted a forensic investigation. Iroquois Memorial Hospital is offering complimentary credit monitoring to affected individuals.

Incident timeline

Dec 2, 2025

Begins

Aug 1, 2026

Filed

This filing is one of 3 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Filing propagation · 3 filings · 3 states

View merged incident ↗
Massachusetts State AGAug 1 · first · this page
Vermont State AG+25d
Texas State AG+27d

Pattern: first filing Aug 1 (MA), last Aug 28 (TX) — a 27-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.