Sean Lyngaas

2 weeks ago | threatbeat.com | Sean Lyngaas

Skip to content NEW Security news and analysis brought to you by the McCrary Institute | READ MORE → By Sean Lyngaas • May 21, 2025 A ransomware attack has triggered a “system-wide technology outage” at a network of over a dozen medical centers in Ohio, causing the cancellation of elective inpatient and outpatient procedures, according to a statement from the health network and a ransom note viewed by CNN.

2 weeks ago | cnn.com | Sean Lyngaas

Moment RF/Getty Images CNN  —  US and European authorities on Wednesday announced a major crackdown on a prolific hacking tool that has been used by hundreds of hackers in damaging ransomware attacks, bank thefts and other digital crimes. The US Justice Department said it had seized the computer systems hackers used to access the tool, known as Lumma, while Microsoft used a court order to seize or take offline 2,300 web domains connected to the cybercriminal activity.

2 weeks ago | cnn.com | Sean Lyngaas

This undated photo from Kettering Health shows the health network's main campus in Kettering, Ohio. The medical system, which employs more than 1,800 doctors and serves a big chunk of Ohio, said in a statement that a “cyberattack” hit Tuesday morning.

2 weeks ago | kcra.com | Sean Lyngaas

A Harvard Medical School professor who works with the Veterans Affairs Department to assess veterans’ risk of suicide hopes his project can survive a fierce internal debate at the department on whether to cancel research contracts with Harvard. VA and the Pentagon have the level of access to data on millions of veterans and their behavioral history that is needed to truly understand their risk of suicide and how to prevent it, said Dr. Ronald Kessler, a renowned psychiatric epidemiologist.

2 weeks ago | cnn.com | Sean Lyngaas

Getty Images CNN  —  Hackers linked to a notorious cybercriminal group have conducted cyberattacks on multiple US retail companies in the last 10 days, prompting the FBI to step up cyber-intelligence briefings for major companies in the sector, three sources familiar with the matter told CNN.