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913 result(s) for "data breach" — best match first.

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The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

BleepingComputer
BleepingComputer Breaches & leaks

FBI arrests another suspected ShinyHunters hacker after agency breach

The FBI has arrested another suspected member of the ShinyHunters extortion group believed to be involved in the recent breach of FBI systems, Director Kash Pa…

DataBreaches.net
DataBreaches.net Breaches & leaks

Silent Ransom Group claims “Luna Moth Files” are fake. The data suggest otherwise.

On Tuesday, cybersecurity professionals began investigating an onion site that appeared to contain internal chat files from Silent Ransom Group. On Thursday, S…

BleepingComputer
BleepingComputer Breaches & leaks

FBI disrupts Chinese hacking tools used to breach critical infrastructure

The FBI has seized seven domains used by Chinese state-sponsored hackers known as Flax Typhoon to operate two hacking tools, MicroScan and FishHub, used in att…

The Hacker News
The Hacker News Breaches & leaks

Japan Sees Sharp Rise in Web Data Leaks Amid Mobile API Abuse and Metabase Attacks

Attackers behind a string of personal data leaks at Japanese organizations have abused APIs for mobile apps and targeted known software flaws, the JPCERT Coord…

The Hacker News
The Hacker News Breaches & leaks

ARTEX AI Pentesting Tool Used in Data Theft Attacks on South Korean Financial Firms

Cybersecurity researchers have disclosed details of a targeted campaign aimed at South Korean financial organizations that used an artificial intelligence (AI)…

The Hacker News
The Hacker News Breaches & leaks

MonsterCloud Owner Accused of Billing Over $19M While Secretly Paying Ransoms to Decrypt Data

The U.S. Department of Justice (DoJ) on Wednesday announced charges against a 50-year-old U.S. and Israeli national for allegedly defrauding ransomware victims…

DataBreaches.net
DataBreaches.net Breaches & leaks

Can you really make more than $200M in six months without encrypting victims? It seems Silent Ransom Group can.

DataBreaches has reported extensively on Silent Ransom Group in 2026, often including material provided exclusively to this site by the group. Now, what appear…

BleepingComputer
BleepingComputer Breaches & leaks

Nikkei discloses breaches of employees’ Microsoft, Google email accounts

Over the weekend, Japanese publishing giant Nikkei disclosed that unknown attackers recently breached two employee email accounts and used one to send thousand…

DataBreaches.net
DataBreaches.net Breaches & leaks

Hackers Breached Propulsion System of U.S.-Bound Oil Tanker

Seen on Homeland Security Today: FBI and US Coast Guard investigators have found evidence that hackers accessed the propulsion system of an oil supertanker as …

DataBreaches.net
DataBreaches.net Breaches & leaks

Ransomware group threatens to leak customer data from top insurance companies in South Africa

Luis Monzon reports: Ransomware-as-a-service group The Gentlemen threatened to leak data belonging to insurance companies LegalWise and Samwumed, with more Sou…

DataBreaches.net
DataBreaches.net Breaches & leaks

ShinyHunters hacker “Rey,” allegedly involved in FBI data theft, detained in Jordan

Jana Winter, Raphael Satter, and A.J. Vicens report: A key member of the ShinyHunters hacking group, ‌which claims to have stolen data on every FBI employee, w…

The Hacker News
The Hacker News Breaches & leaks

Attackers Use Passkey Phishing to Hijack Microsoft Cloud Accounts and Exfiltrate Data

Microsoft has disclosed details of two campaigns in which threat actors are abusing third-party email delivery infrastructure to blast financial fraud scam mes…

The Hacker News
The Hacker News Breaches & leaks

New TrojPix Attack Leaks Data From Air-Gapped Systems via Video Cable Emissions

Researchers at Shandong University have shown a fast new way to pull data off computers that are cut off from every network. The technique, called TrojPix, twe…

The Hacker News
The Hacker News Breaches & leaks

AI Agent Exploits Langflow RCE to Automate Database Ransomware Attack

Security firm Sysdig says it has found what it believes is the first ransomware attack run from start to finish by an AI agent.Its Threat Research Team calls t…

The Hacker News
The Hacker News Breaches & leaks

Grafana GitHub Breach Exposes Source Code via TanStack npm Attack

Grafana Labs, on May 19, 2026, said an investigation into its recent breach found no evidence of customer production systems or operations being compromised.It…

GitHub

The Hacker News
The Hacker News Breaches & leaks

Vercel Breach Tied to Context AI Hack Exposes Limited Customer Credentials

Web infrastructure provider Vercel has disclosed a security breach that allows bad actors to gain unauthorized access to "certain" internal Vercel systems.The …

The Hacker News
The Hacker News Breaches & leaks

Vertex AI Vulnerability Exposes Google Cloud Data and Private Artifacts

Cybersecurity researchers have disclosed a security "blind spot" in Google Cloud's Vertex AI platform that could allow artificial intelligence (AI) agents to b…

Google Cloud Palo Alto

The Hacker News
The Hacker News Breaches & leaks

OpenAI Patches ChatGPT Data Exfiltration Flaw and Codex GitHub Token Vulnerability

A previously unknown vulnerability in OpenAI ChatGPT allowed sensitive conversation data to be exfiltrated without user knowledge or consent, according to new …

GitHub

The Hacker News
The Hacker News Breaches & leaks

Iran-Linked Hackers Breach FBI Director’s Personal Email, Hit Stryker With Wiper Attack

Threat actors with ties to Iran successfully broke into the personal email account of Kash Patel, the director of the U.S. Federal Bureau of Investigation (FBI…

The Hacker News
The Hacker News Breaches & leaks

GlassWorm Malware Uses Solana Dead Drops to Deliver RAT and Steal Browser, Crypto Data

Cybersecurity researchers have flagged a new evolution of the GlassWorm campaign that delivers a multi-stage framework capable of comprehensive data theft and …

Chrome

The Hacker News
The Hacker News Breaches & leaks

Speagle Malware Hijacks Cobra DocGuard to Steal Data via Compromised Servers

Cybersecurity researchers have flagged a new malware dubbed Speagle that hijacks the functionality and infrastructure of a legitimate program called Cobra DocG…

The Hacker News
The Hacker News Breaches & leaks

Chrome Extension Turns Malicious After Ownership Transfer, Enabling Code Injection and Data Theft

Two Google Chrome extensions have turned malicious after what appears to be a case of ownership transfer, offering attackers a way to push malware to downstrea…

Chrome

The Hacker News
The Hacker News Breaches & leaks

ScarCruft Uses Zoho WorkDrive and USB Malware to Breach Air-Gapped Networks

The North Korean threat actor known as ScarCruft has been attributed to a fresh set of tools, including a backdoor that uses Zoho WorkDrive for command-and-con…

The Hacker News
The Hacker News Breaches & leaks

Webinar: How Modern SOC Teams Use AI and Context to Investigate Cloud Breaches Faster

Cloud attacks move fast — faster than most incident response teams.In data centers, investigations had time. Teams could collect disk images, review logs, and …