Case directory

Data breaches reported in Illinois

672 breaches reported to the Illinois Attorney General are tracked here. Find the company named in your notification letter and read a plain-English breakdown of what the filing means and what to do next.

Showing 301–400 of 672 in Illinois

Investigation OpenDecember 4, 2025
ANN & ROBERT H. LURIE CHILDREN’S HOSPITAL OF CHICAGO
IL
View breach
Investigation OpenDecember 4, 2025
JAMES J. LYNCH, MD DBA SWIFT INSTITUTE
IL
View breach
Investigation OpenDecember 4, 2025
JAMES J. LYNCH, MD DBA SWIFT INSTITUTE
Illinois
View breach
Investigation OpenDecember 2, 2025
NAHGA CLAIM SERVICES
IL
View breach
Investigation OpenDecember 2, 2025
ROSECRANCE, INC.
Illinois
View breach
Investigation OpenDecember 1, 2025
CARLE FOUNDATION
IL
View breach
Investigation OpenDecember 1, 2025
CARLE FOUNDATION
Illinois
View breach
Investigation OpenDecember 1, 2025
UW HEALTH - NORTHERN ILLINOIS
Illinois
View breach
Investigation OpenDecember 1, 2025
WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Illinois
View breach
Investigation OpenNovember 28, 2025
SOUTHERN ILLINOIS DERMATOLOGY
IL
View breach
Investigation OpenNovember 28, 2025
SOUTHERN ILLINOIS DERMATOLOGY
Illinois
View breach
Investigation OpenNovember 26, 2025
MERCYHEALTH
Illinois
View breach
Investigation OpenNovember 25, 2025
365TRAINING.COM, INC
IL
View breach
Investigation OpenNovember 25, 2025
365TRAINING.COM, INC
Illinois
View breach
Investigation OpenNovember 25, 2025
FYZICAL ACQUISITION HOLDINGS, LLC
IL
View breach
Investigation OpenNovember 25, 2025
FYZICAL ACQUISITION HOLDINGS, LLC
Illinois
View breach
Investigation OpenNovember 25, 2025
JEFFERSON-BLOUNT-ST. CLAIR MENTAL HEALTH AUTHORITY
IL
View breach
Investigation OpenNovember 25, 2025
JEFFERSON-BLOUNT-ST. CLAIR MENTAL HEALTH AUTHORITY
Illinois
View breach
Investigation OpenNovember 25, 2025
NCH CORPORATION
IL
View breach
Investigation OpenNovember 25, 2025
NCH CORPORATION
Illinois
View breach
Investigation OpenNovember 24, 2025
SOUTHERN ILLINOIS OB-GYN ASSOCIATES, S.C.
IL
View breach
Investigation OpenNovember 24, 2025
SOUTHERN ILLINOIS OB-GYN ASSOCIATES, S.C.
Illinois
View breach
Investigation OpenNovember 22, 2025
JEFFREY W. KROL AND ASSOCIATES
Illinois
View breach
Investigation OpenNovember 22, 2025
JEFFREY W. KROL AND ASSOCIATES
IL
View breach
Investigation OpenNovember 22, 2025
TRICITY FAMILY SERVICES
Illinois
View breach
Investigation OpenNovember 22, 2025
TRICITY FAMILY SERVICES
IL
View breach
Investigation OpenNovember 21, 2025
UNIVERSITY OF PHOENIX
Illinois
View breach
Investigation OpenNovember 21, 2025
UNIVERSITY OF PHOENIX
IL
View breach
Investigation OpenNovember 20, 2025
PAREXEL INTERNATIONAL, LLC
IL
View breach
Investigation OpenNovember 19, 2025
STEINER ELECTRIC COMPANY
Illinois
View breach
Investigation OpenNovember 19, 2025
STEINER ELECTRIC COMPANY
IL
View breach
Investigation OpenNovember 18, 2025
MCINTOSH LABORATORY, INC.
IL
View breach
Investigation OpenNovember 18, 2025
MCINTOSH LABORATORY, INC.
Illinois
View breach
Investigation OpenNovember 17, 2025
MCKINLEY HEALTH CENTER - UNIBERSITY OF ILLINOIS URBANA-CHAMPAIGN CAMPUS
IL
View breach
Investigation OpenNovember 17, 2025
MCKINLEY HEALTH CENTER - UNIBERSITY OF ILLINOIS URBANA-CHAMPAIGN CAMPUS
Illinois
View breach
Investigation OpenNovember 13, 2025
OPTIMA TAX RELIEF, LLC
Illinois
View breach
Investigation OpenNovember 13, 2025
OPTIMA TAX RELIEF, LLC
IL
View breach
Investigation OpenNovember 13, 2025
WOODLAWN HOSPITAL
Illinois
View breach
Investigation OpenNovember 13, 2025
WOODLAWN HOSPITAL
IL
View breach
Investigation OpenNovember 12, 2025
YELLOW CORPORATION AND ITS AFFILIATED DEBTORS AND DEBTORS-IN-POSSESSION UNDER THEIR JOINTLY ADMINISTERED CHAPTER 11 CASES (CASE NO. 23-11069 (BANKR. D. DEL. (CTG))
Illinois
View breach
Investigation OpenNovember 12, 2025
YELLOW CORPORATION AND ITS AFFILIATED DEBTORS AND DEBTORS-IN-POSSESSION UNDER THEIR JOINTLY ADMINISTERED CHAPTER 11 CASES (CASE NO. 23-11069 (BANKR. D. DEL. (CTG))
IL
View breach
Investigation OpenNovember 11, 2025
FIRST MID BANK & TRUST, NA
Illinois
View breach
Investigation OpenNovember 11, 2025
FIRST MID BANK & TRUST, NA
IL
View breach
Investigation OpenNovember 11, 2025
PRIME THERAPUETICS
Illinois
View breach
Investigation OpenNovember 11, 2025
PRIME THERAPUETICS
IL
View breach
Investigation OpenNovember 11, 2025
THE UNIVERSITY OF PENNSYLVANIA
IL
View breach
Investigation OpenNovember 10, 2025
SAPP BROS., INC.
IL
View breach
Investigation OpenNovember 8, 2025
HANSON PROFESSIONAL SERVICES, INC.
IL
View breach
Investigation OpenNovember 8, 2025
HANSON PROFESSIONAL SERVICES, INC.
Illinois
View breach
Investigation OpenNovember 7, 2025
PINE PHARMACEUTICALS, LLC
IL
View breach
Investigation OpenNovember 7, 2025
PINE PHARMACEUTICALS, LLC
Illinois
View breach
Investigation OpenNovember 6, 2025
MCKINLEY HEALTH CENTER - UNIBERSITY OF ILLINOIS URBANA -CHAMPAIGN CAMPUS
IL
View breach
Investigation OpenNovember 5, 2025
UNIVERSITY HEAD AND NECK ASSOCIATES
IL
View breach
Investigation OpenNovember 5, 2025
UNIVERSITY HEAD AND NECK ASSOCIATES
Illinois
View breach
Investigation OpenNovember 4, 2025
ANDOVER EYE ASSOCIATES
Illinois
View breach
Investigation OpenNovember 4, 2025
ANDOVER EYE ASSOCIATES
IL
View breach
Investigation OpenNovember 4, 2025
CACHE VALLEY EAR NOSE & THROAT
Illinois
View breach
Investigation OpenNovember 4, 2025
CACHE VALLEY EAR NOSE & THROAT
IL
View breach
Investigation OpenNovember 4, 2025
LIBERTY BANKERS LIFE INS CO
IL
View breach
Investigation OpenNovember 4, 2025
LIBERTY BANKERS LIFE INS CO
Illinois
View breach
Investigation OpenOctober 30, 2025
DARTMOUTH COLLEGE
IL
View breach
Investigation OpenOctober 30, 2025
DARVIN FURNITURE
Illinois
View breach
Investigation OpenOctober 30, 2025
DARVIN FURNITURE
IL
View breach
Investigation OpenOctober 30, 2025
RUSH UNIVERSITY MEDICAL CENTER
IL
View breach
Investigation OpenOctober 29, 2025
COALESCE, LLC DBA BENEFITELECT
IL
View breach
Investigation OpenOctober 29, 2025
DAVID A. NOVER M.D., P.C. (“DAVID A. NOVER”)
Illinois
View breach
Investigation OpenOctober 29, 2025
DAVID A. NOVER M.D., P.C. (“DAVID A. NOVER”)
IL
View breach
Investigation OpenOctober 28, 2025
ENIO A RIGOLIN, MD, SC
IL
View breach
Investigation OpenOctober 28, 2025
ENIO A RIGOLIN, MD, SC
Illinois
View breach
Investigation OpenOctober 28, 2025
PRIME THERAPEUTICS
IL
View breach
Investigation OpenOctober 28, 2025
UW HEALTH - NORTHERN ILLINOIS
IL
View breach
Investigation OpenOctober 27, 2025
MARQUIS SOFTWARE SOLUTIONS
Illinois
View breach
Investigation OpenOctober 27, 2025
MARQUIS SOFTWARE SOLUTIONS
IL
View breach
Investigation OpenOctober 26, 2025
BCM LAW, P.C.
Illinois
View breach
Investigation OpenOctober 24, 2025
SSA HOLDINGS LLC
Illinois
View breach
Investigation OpenOctober 24, 2025
SSA HOLDINGS LLC
IL
View breach
Investigation OpenOctober 24, 2025
VITAS HOSPICE SERVICES, LLC
Illinois
View breach
Investigation OpenOctober 24, 2025
VITAS HOSPICE SERVICES, LLC
IL
View breach
Investigation OpenOctober 23, 2025
CARLE HEALTH PROCTOR HOSPITAL
IL
View breach
Investigation OpenOctober 23, 2025
CARLE HEALTH PROCTOR HOSPITAL
Illinois
View breach
Investigation OpenOctober 23, 2025
HEALTHSPRING LIFE AND HEALTH INSURANCE COMPANY, INC.
IL
View breach
Investigation OpenOctober 23, 2025
HealthSpring Life and Health Insurance Company, Inc.
Illinois
View breach
Investigation OpenOctober 22, 2025
CARLE HEALTH
Illinois
View breach
Investigation OpenOctober 22, 2025
GSPLATFORMCO INC
IL
View breach
Investigation OpenOctober 22, 2025
GSPLATFORMCO INC
Illinois
View breach
Investigation OpenOctober 22, 2025
THE TEAM COMPANIES LLC
IL
View breach
Investigation OpenOctober 22, 2025
UNIVERSITY OF WISCONSIN HOSPITALS AND CLINICS AUTHORITY
IL
View breach
Investigation OpenOctober 17, 2025
HUDSON RIVER PARTNERS I L.P. D/B/A THE THAYER HOTEL
Illinois
View breach
Investigation OpenOctober 17, 2025
HUDSON RIVER PARTNERS I L.P. D/B/A THE THAYER HOTEL
IL
View breach
Investigation OpenOctober 17, 2025
VILLAGE OF MUNDELEIN
Illinois
View breach
Investigation OpenOctober 17, 2025
VILLAGE OF MUNDELEIN
IL
View breach
Investigation OpenOctober 15, 2025
MILE SQUARE HEALTH CENTER
Illinois
View breach
Investigation OpenOctober 15, 2025
MILE SQUARE HEALTH CENTER
IL
View breach
Investigation OpenOctober 15, 2025
ST. ELIZABETH'S HOSPITAL OF THE HOSPITAL SISTERS OF THE THIRD ORDER OF ST. FRANCIS
IL
View breach
Investigation OpenOctober 15, 2025
ST. ELIZABETH'S HOSPITAL OF THE HOSPITAL SISTERS OF THE THIRD ORDER OF ST. FRANCIS
Illinois
View breach
Investigation OpenOctober 14, 2025
CARLE PHYSICIAN GROUP- CONVENIENT CARE
IL
View breach
Investigation OpenOctober 14, 2025
CARLE PHYSICIAN GROUP- CONVENIENT CARE
Illinois
View breach
Investigation OpenOctober 14, 2025
PNC BANK
Illinois
View breach
Investigation OpenOctober 13, 2025
GOGLIA NUTRITION LLC
IL
View breach
Investigation OpenOctober 13, 2025
GOGLIA NUTRITION LLC
Illinois
View breach