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Hamill & Kaplan: sensitive data may have been accessed in network intrusion

On September 19, 2025, the firm discovered that an unauthorised user had accessed its network earlier that day; Social Security numbers, other government ID numbers, names and bank account information may have been accessed.

Last updated: 2026-11-09

Overview

The notice letter is dated August 3, 2026. No total is given. The first-disclosure date is the earliest public document confirmed (California AG posting); no 2025 public disclosure was found in other state AG lists, HHS or company notices checked.

Timeline

  1. Occurred
  2. Discovered
  3. Disclosed

Organization response

Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.

What you can do

Verify notices through official channels, avoid links in unexpected messages, do not provide credentials, and review credit reports and statements.

Sources

  1. Sample consumer notice filed with California AG (Hamill & Kaplan)California Department of Justice, Office of the Attorney General · 2026-11-09
  2. California AG data breach report: Hamill & KaplanCalifornia Department of Justice, Office of the Attorney General · 2026-11-09

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