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914 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.

The Hacker News
The Hacker News Breaches & leaks

Play Ransomware Exploited Windows CVE-2025-29824 as Zero-Day to Breach U.S. Organization

Threat actors with links to the Play ransomware family exploited a recently patched security flaw in Microsoft Windows as a zero-day as part of an attack targe…

Windows

The Hacker News
The Hacker News Breaches & leaks

Kimsuky Exploits BlueKeep RDP Vulnerability to Breach Systems in South Korea and Japan

Cybersecurity researchers have flagged a new malicious campaign related to the North Korean state-sponsored threat actor known as Kimsuky that exploits a now-p…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

New Supply Chain Attack Targets Telegram Bots

We Linux security administrators face a growing challenge with sophisticated supply chain attacks targeting popular development ecosystems, such as npm. The la…

Linux

The Hacker News
The Hacker News Breaches & leaks

Taiwan Bans DeepSeek AI Over National Security Concerns, Citing Data Leakage Risks

Taiwan has become the latest country to ban government agencies from using Chinese startup DeepSeek's Artificial Intelligence (AI) platform, citing security ri…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Essential Linux Security Tips for a Safe Open-Source System

Linux is a powerful operating system that is greatly appreciated for being reliable, flexible, and open in nature. It runs servers, desktops, and even embedded…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

2024's Must-Know Linux Security Events & Lessons for Every Admin

2024 was marked by numerous critical incidents that highlighted the importance of robust Linux security measures among admins. One notable event was when Utils…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Enhancing Cybersecurity with Breach and Attack Simulation in Linux Environments

Cybersecurity threats have reached a new level of prevalence and sophistication, and innovative methods and tools are urgently needed to protect sensitive info…

Linux

The Hacker News
The Hacker News Breaches & leaks

New Qilin Ransomware Attack Uses VPN Credentials, Steals Chrome Data

The threat actors behind a recently observed Qilin ransomware attack have stolen credentials stored in Google Chrome browsers on a small set of compromised end…

VPN Chrome

The Hacker News
The Hacker News Breaches & leaks

Attackers Exploit Public .env Files to Breach Cloud and Social Media Accounts

A large-scale extortion campaign has compromised various organizations by taking advantage of publicly accessible environment variable files (.env) that contai…

The Hacker News
The Hacker News Breaches & leaks

Attackers Exploit Public .env Files to Breach Cloud Accounts in Extortion Campaign

A large-scale extortion campaign has compromised various organizations by taking advantage of publicly accessible environment variable files (.env) that contai…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Comprehensive Security Validation and Breach and Attack Simulation for Linux

Cybersecurity threats are becoming more imminent daily in today's fast-paced digital landscape. In 2023, there were 2365 cybersecurity attacks, an increase of …

Linux

The Hacker News
The Hacker News Breaches & leaks

New Intel CPU Vulnerability 'Indirector' Exposes Sensitive Data

Modern CPUs from Intel, including Raptor Lake and Alder Lake, have been found vulnerable to a new side-channel attack that could be exploited to leak sensitive…

The Hacker News
The Hacker News Breaches & leaks

Indian Software Firm's Products Hacked to Spread Data-Stealing Malware

Installers for three different software products developed by an Indian company named Conceptworld have been trojanized to distribute information-stealing malw…

The Hacker News
The Hacker News Breaches & leaks

TeamViewer Detects Security Breach in Corporate IT Environment

TeamViewer on Thursday disclosed it detected an "irregularity" in its internal corporate IT environment on June 26, 2024."We immediately activated our response…

The Hacker News
The Hacker News Breaches & leaks

New Rust-based Fickle Malware Uses PowerShell for UAC Bypass and Data Exfiltration

A new Rust-based information stealer malware called Fickle Stealer has been observed being delivered via multiple attack chains with the goal of harvesting sen…

Fortinet

The Hacker News
The Hacker News Breaches & leaks

China-Linked ValleyRAT Malware Resurfaces with Advanced Data Theft Tactics

Cybersecurity researchers have uncovered an updated version of malware called ValleyRAT that's being distributed as part of a new campaign."In the latest versi…

Windows

The Hacker News
The Hacker News Breaches & leaks

New Spectre-Style 'Pathfinder' Attack Targets Intel CPU, Leak Encryption Keys and Data

Researchers have discovered two novel attack methods targeting high-performance Intel CPUs that could be exploited to stage a key recovery attack against the A…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Linux Kernel Vulnerability Exposes Unauthorized Data to Hackers

A critical vulnerability was discovered in the Linux kernel's netfilter subsystem, specifically within the nf_tables component, posing potential risks to syste…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Nood RAT Malware Attacks Linux Servers, Threatens Sensitive Data

The Nood RAT malware is a new threat to Linux servers worldwide. Security researchers say Nood RAT is designed to steal sensitive information from targeted ser…

Linux

The Hacker News
The Hacker News Breaches & leaks

The SEC Won't Let CISOs Be: Understanding New SaaS Cybersecurity Rules

The SEC isn’t giving SaaS a free pass. Applicable public companies, known as “registrants,” are now subject to cyber incident disclosure and cybersecurity read…

The Hacker News
The Hacker News Breaches & leaks

Microsoft's Top Execs' Emails Breached in Sophisticated Russia-Linked APT Attack

Microsoft on Friday revealed that it was the target of a nation-state attack on its corporate systems that resulted in the theft of emails and attachments from…

Windows

The Hacker News
The Hacker News Breaches & leaks

Hackers Exploited ColdFusion Vulnerability to Breach Federal Agency Servers

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned of active exploitation of a high-severity Adobe ColdFusion vulnerability by unidentifie…

The Hacker News
The Hacker News Breaches & leaks

Microsoft Warns of Cyber Attacks Attempting to Breach Cloud via SQL Server Instance

Microsoft has detailed a new campaign in which attackers unsuccessfully attempted to move laterally to a cloud environmentthrough an SQL Server instance."The a…

The Hacker News
The Hacker News Breaches & leaks

Outlook Hack: Microsoft Reveals How a Crash Dump Led to a Major Security Breach

Microsoft on Wednesday revealed that a China-based threat actor known asStorm-0558acquired the inactive consumer signing key to forge tokens and access Outlook…

Microsoft 365