Latest cybersecurity reporting from selected sources.

Ransomware remains above 1,400 attacks yearly since 2023. Qilin leads in 2026, while the U.S. remains the main target. Ransomnews has independently confirmed 9,291 ransomware attacks worldwide between January 2018 and July 2026, tracking incidents only when verified through victim disclosures, regulatory filings, official statements, or credible press reporting. Leak-site listings alone don’t qualify, operators […]

A U.S. government agency paid $1M to Kairos, a group focused on data theft and extortion rather than ransomware, Ransom-ISAC reports. A new case study from Ransom-ISAC reconstructs a complete data-extortion incident involving a U.S. government body and a threat actor called Kairos, using a leaked negotiation transcript and blockchain tracing of the ransom payment. […]

A U.S. government entity paid about $1 million to keep stolen files from being leaked, according to a new case study by Rakesh Krishnan for Ransom-ISAC, built on a leaked negotiation chat and the blockchain trail the payment left

Also, Arch Linux Attack, Estonia Quarantines Russian Emails, Joomla FlawThis week, ShinyHunters leaked alleged Madison Square Garden data, a U.S. senator pressed CISA on regional staffing cuts, an Arch Linux supply-chain attack, Mackay Sugar began recovery from a ransomware attack, Novo Nordisk faced dueling breach claims - and more compelling cybersecurity news.

How the Anubis ransomware group stole and leaked an Italian Adriatic port authority's data

The Gentlemen ransomware used infostealer credentials, AI tools, and affiliates to hit 483 victims across 66 countries in under a year. The Gentlemen surfaced as a ransomware operation in September 2025 and by June 13, 2026 had listed 483 victims on their dark-web leak site, 380 of them in 2026 alone. That makes them the […]

16,699 ransomware leak posts over 2 years show 84% drop Monday–Friday, peak at European afternoon hours. October spikes yearly. Someone analyzed 16,699 ransomware leak-site posts across 200 groups over two years and asked the question most threat intelligence reports dance around: when does this actually happen? The answer is mundane and useful. Ransomware runs on […]

16,699 ransomware leak posts over 2 years show 84% drop Monday–Friday, peak at European afternoon hours. October spikes yearly. Someone analyzed 16,699 ransomware leak-site posts across 200 groups over two years and asked the question most threat intelligence reports dance around: when does this actually happen? The answer is mundane and useful. Ransomware runs on […]

A 5-year study on the Ransomware Economy found that 30,515 exposed databases were hit by ransom attacks, causing massive damage despite victims never paying. Database extortion doesn’t look like the ransomware stories that usually grab headlines. There’s no slick branding, no leak-site countdown, no gang posting memes on Telegram. In most cases, there’s just a […]

An OPSEC failure provides a window into what helped the ransomware group rise: a generous affiliate model, opportunistic TTPs, and an effective organizational structure.

Internal Communications Dumped Online, Revealing Fresh Victims, Repeat TacticsRansomware group The Gentlemen, a relative newcomer to the cybercrime scene, suffered a leak of its internal communications, revealing previously non-public victims, a variety of tactics, techniques and tools, and a relentless focus on popping backup and storage infrastructure.

Deniss Zolotarjovs was mostly tasked with putting pressure on the Russia-based crew’s victims, in one case leaking hundreds of children’s health records. The post Latvian national sentenced for ransomware attacks run by former Conti leaders appeared first on CyberScoop.

Cybercrime Gang Claims to Have 108-Gbyte Trove of Insurer's Files, FoldersRansomware gang Everest Group claims to have stolen more than 108 gigabytes of data- including policyholder details - belonging to insurer Liberty Mutual. The cybercrime group began leaking the company's alleged data on Monday afternoon, saying the insurer "failed" to respond to the gang's demands.

When 0APT and KryBit attacked each other, they exposed infrastructure and operational data, giving defenders rare insight into ransomware operations.

Also, Eurail Breach, ChipSoft Hospital Disruptions, W3LL Phishing TakedownThis week, a "Raccoon"-linked actor hit help desks, Eurail exposed 308K users, Fortinet patched critical flaws, Pushpaganda scams, major data leaks hit healthcare and China, ransomware and phishing ops surged, and multiple breaches impacted firms and hospitals.

Publisher claims misconfigured Salesforce-hosted page leaked data Textbook giant McGraw Hill has landed on a ransomware crew's leak site after an alleged Salesforce-linked misconfiguration spilled 13.5 million records into the wild.…

The Qilin ransomware group has claimed responsibility for an attack against Die Linke ('The Left'), forcing an IT systems outage at the political party, and threatening sensitive data leak. [...]

Multi-extortion ransomware relies on stolen data to pressure victims with public leaks. Penta Security explains how its D.AMO platform keeps exfiltrated files encrypted and useless to attackers. [...]

Also, Lloyds Data Leak, Dutch Treasury Breach, Citrix Bug Exploit, Pay2Key ActivityThis week, Lloyds data leak hits 450K, Dutch treasury breach, Citrix flaw exploited, Iran-linked ransomware ops, TrueConf zero-day, Russian fraud ring sentenced, Romania targeted, patch gaps persist, and U.S. hospital breach affects 257K.

Trio-Tech International initially said hack wasn't 'material,' but then stolen data was published Trio-Tech International initially shrugged off a ransomware attack at a Singapore subsidiary as immaterial, only to reverse course days later after discovering stolen data had been disclosed.…