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Category: U.S.

Kentfield Hospital victim of cyberattack by World Leaks, patient data involved

Posted on July 5, 2025 by Dissent

While some of us were considering whether Hunters International was in the process of re-branding as World Leaks or not, World Leaks was busy adding a hospital to its leak site. Kentfield Hospital in California is a critical care hospital that specializes in treating patients with complex medical needs who require an extended period of…

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Senator Chides FBI for Weak Advice on Mobile Security

Posted on July 2, 2025 by Dissent

Brian Krebs reports: Agents with the Federal Bureau of Investigation (FBI) briefed Capitol Hill staff recently on hardening the security of their mobile devices, after a contacts list stolen from the personal phone of the White House Chief of Staff Susie Wiles was reportedly used to fuel a series of text messages and phone calls impersonating her to U.S….

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Kelly Benefits updates its 2024 data breach report: impacts 550,000 customers

Posted on July 2, 2025 by Dissent

Bill Toulas reports: Kelly & Associates Insurance Group (dba Kelly Benefits) is informing more than half a million people of a data breach that compromised their personal information. The Maryland-based health and life insurance agency has issued an update on a security incident it suffered last year between December 12-17, when unauthorized actors breached its IT…

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CMS Sending Letters to 103,000 Medicare beneficiaries whose info was involved in a Medicare.gov breach.

Posted on July 1, 2025 by Dissent

The Centers for Medicare & Medicaid Services (CMS) has been busy issuing notices about breaches this week. First, it warned providers about a fraud scheme involving medical records requests. Now it is notifying Medicare beneficiaries whose information was involved in a data breach where threat actors were able to create online accounts using beneficiaries’ information…

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Esse Health provides update about April cyberattack and notifies 263,601 people (1)

Posted on July 1, 2025July 2, 2025 by Dissent

Update: Esse Health notified Maine that a total of 263,601 people were affected, but they notified HHS that 23,671 patients were affected.   Esse Health has notified the Maine Attorney General’s Office that 263,601 people were affected by an incident they first disclosed in early May. Esse has 45 locations in and around the St. Louis…

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Horizon Healthcare RCM discloses ransomware attack in December

Posted on June 29, 2025 by Dissent

Attacks on revenue cycle management (RCM) firms and debt collection firms often provide criminals with a wealth of personal and protected health information because successfully compromising one billing vendor may give access to the sensitive data of numerous covered entities or clients. Horizon Healthcare RCM (“Horizon”) in Indiana is the latest RCM to disclose that…

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