WILMER CUTLER PICKERING HALE AND DORR LLP

Wilmer Cutler Pickering Hale and Dorr LLP based in Washington, District of Columbia, a business – retail or merchant entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-06-25 and reported on 2026-08-21. 80,528 Texas residents were affected. 911,658 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Driver’s License number;Date of Birth. Consumers were notified via U.S. Mail.

Wilmer Cutler Pickering Hale and Dorr LLP submitted a supplemental breach notification to the New Hampshire Attorney General, updating the count of affected residents. As of August 19, 2026, the firm had mailed notices to 3,128 New Hampshire residents whose personal information (name, date of birth, Social Security number) may have been involved in a security incident. The data was obtained during the provision of legal services to clients. The firm states it is unaware of further disclosure or misuse.

Wilmer Cutler Pickering Hale and Dorr, LLC notified consumers that on May 8, 2026, an employee mistakenly provided personal information, including Social Security Numbers and dates of birth, to an unauthorized third party who misrepresented their identity. The firm investigated, retained forensic experts, and notified law enforcement. The incident was isolated with no direct system access. The firm is offering 24 months of credit monitoring and retraining staff on data handling procedures.

Wilmer Cutler Pickering Hale and Dorr LLP notified clients of a data security incident on May 8, 2026, where personnel mistakenly provided personal information, including Social Security Numbers and dates of birth, to an unauthorized third party who misrepresented their identity. The firm retained forensic experts, notified law enforcement, and is offering 24 months of credit monitoring via Experian. The incident is resolved, and the firm is retraining personnel on data handling procedures.

Wilmer Cutler Pickering Hale and Dorr LLP reported a data breach to the Oregon Attorney General. The breach was reported on 2026-08-05. The breach occurred during 5/8/2026 - 5/8/2026. The breach was discovered on 5/8/2026. 35,218 individuals were affected. Notice was sent on 8/5/2026.

Wilmer Cutler Pickering Hale and Dorr LLP reported a data security incident on May 8, 2026, where an employee mistakenly provided personal information, including names and Social Security Numbers, to an unauthorized third party who misrepresented their identity. The firm notified law enforcement, engaged forensic experts, and is offering 24 months of credit monitoring to affected individuals.

Wilmer Cutler Pickering Hale and Dorr LLP based in Washington, District of Columbia, a business – retail or merchant entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-06-25 and reported on 2026-07-14. 436 Texas residents were affected. 4,711 individuals affected in total. Types of information involved: Name of individual;Social Security Number Information. Consumers were notified via U.S. Mail.

On May 8, 2026, Wilmer Cutler Pickering Hale and Dorr LLP mistakenly provided personal information, including names and Social Security Numbers, to an unauthorized third party who misrepresented their identity. The firm promptly investigated, retained forensic experts, and notified federal law enforcement. The incident was isolated, with no direct system access by the third party. Affected individuals are offered 24 months of credit monitoring and identity theft protection through Experian.

Wilmer Cutler Pickering Hale and Dorr LLP notified affected individuals that on May 8, 2026, an employee mistakenly provided personal information (name and SSN) to an unauthorized third party who misrepresented their identity. The firm investigated, retained forensic experts, and notified federal law enforcement. The incident was isolated; the third party did not access systems. Affected individuals were offered 24 months of credit monitoring via Experian.

Wilmer Cutler Pickering Hale and Dorr LLP notified Massachusetts residents that on May 8, 2026, an employee mistakenly provided personal information (name and SSN) to an unauthorized third party who misrepresented their identity. The firm retained forensic experts and notified law enforcement. The incident is contained, and the firm is offering 24 months of credit monitoring via Experian.

Wilmer Cutler Pickering Hale and Dorr LLP notified Massachusetts residents that on May 8, 2026, an employee mistakenly provided personal information (name and SSN) to an unauthorized third party who misrepresented their identity. The firm retained forensic experts and notified law enforcement. The incident is contained, and affected individuals are offered 24 months of credit monitoring.

Wilmer Cutler Pickering Hale & Dorr LLP reported a data breach to the Vermont Attorney General. The breach was reported to the AGO on 2026-07-10. The reporting organization type is Other Commercial. 11 Vermont residents were affected. Categories of data breached: Social Security Numbers.

Wilmer Cutler Pickering Hale and Dorr LLP notified the NH Attorney General that on May 8, 2026, an employee mistakenly provided personal information, including Social Security Numbers, to an unauthorized third party who misrepresented their identity. The incident was contained on the same day. Approximately 35 New Hampshire residents were affected. The firm engaged forensic experts, notified law enforcement, and is offering two years of credit monitoring.

Wilmer Cutler Pickering Hale & Dorr LLP reported a data breach to the Indiana Attorney General. The breach occurred on 2026-05-08 and was reported on 2026-07-10. 28,518 Indiana residents were affected. 33,156 individuals affected in total.

WILMER CUTLER PICKERING HALE AND DORR LLP filed a data-breach notice with the Illinois Attorney General in July 2026 (case 26-07-1316). The register records the breach as discovered on June 29, 2026. Personal information types reported: ssn. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.

Cerner Corporation notified the New Hampshire Attorney General of a security incident involving unauthorized access to PHI on legacy systems. The breach affected approximately 58,823 NH residents, exposing names, SSNs, and medical records. Access occurred as early as Jan 22, 2025; discovered Feb 20, 2025. Notifications began June 13, 2025. Law enforcement requested notification delays. Cerner engaged forensic specialists, reset credentials, and implemented network isolation. Affected individuals received credit monitoring and identity restoration services.

Change Healthcare Inc. submitted a supplemental breach notification to the Rhode Island Attorney General on April 18, 2025, updating the count of mailed notices to RI residents to 264,407 as of April 8, 2025. The incident involves the compromise of Change Healthcare, a healthcare services provider, impacting patient PII and PHI. The filing notes the analysis is ongoing and the count is an interim estimate subject to change.

Rockport Mortgage Corporation reported an external system breach (hacking) occurring on October 4, 2024, discovered on October 15, 2024. The incident affected 1,029 individuals, including 44 Maine residents. Personal information, including names and government identifiers, was compromised. The company notified affected individuals on November 15, 2024, and offered 24 months of credit monitoring and identity theft protection services via Experian.

NCB Management Services, Inc. notified the New Hampshire Attorney General of a security incident affecting Bank of America customer data. An unauthorized party accessed NCB systems on February 1, 2023, discovered on February 4, 2023. The incident potentially exposed credit card account details for 2,210 New Hampshire residents. NCB stopped the unauthorized activity, notified law enforcement, and began customer notifications on March 24, 2023, offering two years of identity theft protection.

3D Diagnostix, Inc. notified the New Hampshire Attorney General on February 17, 2023, of a data breach affecting 11 New Hampshire residents. Unauthorized access to company servers occurred on or about October 15, 2022, and was discovered on January 3, 2023. Personal information of dental clinic owners/employees was accessed. 3DDX engaged Stroz Friedberg for forensic review, reset credentials, and offered one year of credit monitoring.

Sequoia Benefits and Insurance Services LLC reported a data breach affecting 1,975 New Hampshire residents. Unauthorized access to a cloud storage system occurred between September 22 and October 6, 2022. The incident exposed demographic data, SSNs, wage data, and health information. Sequia engaged Dell Secureworks for forensic review and AlixPartners for technical advisory services. Remediation included credential resets and offering 3 years of Experian credit monitoring.

Abbott Laboratories notified the NH AG of a data incident involving a misplaced portable drive held by a third-party auditor. The drive contained employee PII (SSN, DOB, stock info) for approx 50 NH residents. Incident discovered Jan 19, 2019. Notifications sent Feb 6, 2019. Identity protection services provided.

Abbott Nutrition notified NH AG of a breach at third-party e-commerce provider Aptos, Inc. Unauthorized access occurred June 2013–Dec 2016, affecting ~447 NH residents. Data exposed: names, addresses, payment card numbers, CVVs. Abbott disabled the store, engaged forensics, and provided 12 months of identity protection.

Abbott Nutrition reported a third-party breach involving its e-commerce provider, Aptos, Inc. Unauthorized access occurred between June 2013 and December 2016, affecting customer PII and payment data. Abbott notified the WA AG on Feb 23, 2017, and offered 12 months of identity protection.

Houghton Mifflin Harcourt (HMH) notified the New Hampshire Attorney General on July 1, 2008, regarding a worldwide Internet-based attack on a non-e-commerce website discovered on April 25, 2008. The incident compromised Social Security Numbers for approximately 194 individuals, including 2 New Hampshire residents. HMH retained digital forensics experts, reported the matter to the U.S. Secret Service and state law enforcement, and arranged for two years of free credit monitoring and identity theft insurance for affected individuals. The investigation was ongoing at the time of filing.