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Data breaches reported to the Delaware Attorney General in 2025

25 notices in 2025; 24 of them gave a count. The Delaware Attorney General lists each notice since April 2018, with how many Delaware residents were affected and a sample of the letter. Its newest entry is from July 2025: the list does not appear to be kept up any more. The register.

By year: 2025 · 2024 · 2023 · Overview

NoticeOrganisationAffected
Anne Arundel Dermatology8,002 Delaware residents
Johnson Controls3,722 Delaware residents
Kelly & Associates Insurance Group, Inc.2,399 Delaware residents
Southeast Series of Lockton Companies, LLC (“Lockton”)3,503 Delaware residents
Lemonade, Inc.1 Delaware residents
McLean Mortgage Corporation597 Delaware residents
Kelly and Associates Ins. Group Supplemental Notice1,651 Delaware residents
LexisNexis Risk Solutions1,393 Delaware residents
Southeast Series of Lockton Companies, LLC (“Lockton”)3,501 Delaware residents
Water Pro, Inc. dba Culligan Water Conditioning14,780 Delaware residents
EB Archbald and Associates, Inc.14 Delaware residents
Change Healthcare (DE Update from 2024 Notice)not given
The Hertz Corporation, including the Hertz Dollar and Thrifty Brands3,118 Delaware residents
Kelly and Associates Ins. Group2,639 Delaware residents
Monro, Inc.587 Delaware residents
Pennsylvania State Education Association1,667 Delaware residents
Substitute Teacher Service, Inc.2,045 Delaware residents
Substitute Teacher Service, Inc.2,043 Delaware residents
Valsoft Corporation Inc. d/b/a AllTrust148 Delaware residents
Bayhealth Medical Center483,378 Delaware residents
PowerSchool Group LLC707 Delaware residents
Berman and Rabin P.A.501 Delaware residents
Avery Products Corporation228 Delaware residents
Wolf Haldenstein Adler Freeman & Herz LLP13,732 Delaware residents
Medusind, Inc.317 Delaware residents

From the data breach tracker: official notices, breach databases and the news, every fact with its source. Open data (CC BY 4.0) · How the tracker works · Official registers · Corrections and changes · Found a mistake? Tell us and we correct it.