DisclosureLens
Social EngineeringHealthcareHealthcarePhishingStolen CredentialsEmployee Data InvolvedTargetedGovernment IDFinancial accountIdentity (basic)MediumContained

Advocate Aurora Health, Inc.

bd_87cc28bf4aa955d4 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jan 9, 2020

Filed

Feb 20, 2020

To disclose

6 weeks

Affected

26state residents only

Linked

6 filings

Confidence

66%
Full breach record for Advocate Aurora Health, Inc.12 incidents on file

Advocate Aurora Health disclosed a security incident in January 2020 where unauthorized access was gained via a phishing campaign targeting employee credentials. The intruder accessed a human resource system containing PII of current and former employees, including SSNs, bank account details, birth dates, and home addresses. Advocate Aurora changed credentials, locked out the intruder, launched an investigation, notified law enforcement, and offered one year of Experian IdentityWorks.

Incident timeline

undetected · 8 days
discovery → filing · 6 weeks / 42 days

Jan 1, 2020

Begins

Jan 9, 2020

Discovered

Feb 20, 2020

Filed

vs. sector median

5 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Show 1 more filingup to 50d gap

Filing propagation · 6 filings · 5 states

View merged incident ↗
Illinois State AGJan 1 · first
Montana State AG+50d · this page

Pattern: first filing Jan 1 (IL), last Feb 20 (MT) — a 50-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.