Data Breach News, Malware Ransomware, News
June 21, 2026
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24 Billion Credentials Exposed in Major Infostealer Data Leak

Israeli Defense reports: Cybernews researchers discovered an exposed, publicly accessible database containing roughly 24 billion records and more than 8.3TB of sensitive data. The dataset appears to be one of the largest leaks ever uncovered, consisting mainly of stolen login credentials harvested from infected devices.  The leak, which was discovered on June 12, 2026 and […]

Cyberattack, Critical Infrastructure, Data Breach News
June 21, 2026
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Panic in Brazil after hacker triggers nationwide mobile alert

News AZ reports: Brazil’s government is investigating a suspected cyberattack after a bizarre, unauthorized emergency alert woke citizens across multiple states early Saturday morning. The country’s National Protection and Civil Defense Secretariat confirmed that the national notification system was completely shut down around 1:30 a.m. local time, News.Az reports, citing Reuters. The emergency shutdown was triggered immediately after […]

News, Data Breach News
June 19, 2026
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How a massive password-cracking operation spilled credentials for thousands of orgs

Ars Technica reports: Researchers have uncovered a massive breach of Fortinet firewalls that has given Russian-speaking attackers near-unrestricted access to some of the world’s largest and most powerful organizations, including Oracle, Chevron, Lenovo, Federal Express, a NATO defense contractor, and Fortinet itself. Nearly 74,000 Fortinet devices from more than 21,000 IP addresses in 194 countries […]

Data Breach News, News, Vendor News
June 18, 2026
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Nintendo responds after alleged third-party data breach: Our ‘systems have not been compromised’

Mashable reports: Nintendo of North America says it’s aware of what’s been described as a small third-party data breach affecting some of its employees. “Nintendo’s systems have not been compromised,” the company told Mashable in a statement, acknowledging that a third-party service was affected by an “issue.” Earlier this week, a hacking group calling itself ShadowByte$ […]

Data Breach News, Healthcare, Vendor News
June 17, 2026
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iRhythm discloses data breach, says hackers stole patient info

Bleeping Computer reports: Digital healthcare company iRhythm Holdings has disclosed a data breach after hackers stole patients’ personal and health information stored on third-party-hosted business applications. The company says its cardiac monitoring service has been used to analyze more than 2 billion hours of curated heartbeat data from over 12 million patients. In a filing with the […]

Data Breach News, News
June 16, 2026
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One threat actor demanded $50 million from Novo Nordisk. Another one demanded $25 million. Neither got paid.

DataBreaches.net reports that Novo Nordisk wasn’t attacked by just one criminal group but by two. The first group was FulcrumSec, who first contacted Novo Nordisk on June 1. After Novo Nordisk stopped responding to them, FulcrumSec leaked some of the data, providing DataBreaches.net with some exclusive material revealing how they approached the pharmaceutical giant. The […]

Data Breach News, News
June 13, 2026
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Novo Nordisk identifies a hacking incident; pseudoanonymized patient data from clinical trials and provider data accessed

Danish pharmaceutical firm Novo Nordisk, the world’s largest producer of insulin, and maker of GLP-1 medications Wegovy and Ozempic, has disclosed a data breach. The following is from its press release of June 11, 2026:  Novo Nordisk A/S has identified an IT security incident involving unauthorised access to a limited number of internal IT systems. […]

Vendor News, Data Breach News, Malware Ransomware
June 13, 2026
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Paylogix Discloses Ransomware Attack in November 2025

Claim Depot reports: Paylogix, a New York-based insurtech company that provides technology and billing solutions for voluntary employee benefits, disclosed a data breach that occurred in November 2025. Paylogix posted a notice of the data event on its website stating that between Nov. 13 and Nov. 18, 2025, unauthorized individuals gained access to certain Paylogix computer systems […]