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1045 result(s) for "data breach" — best match first.

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Latest headlines from security outlets

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

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Comprehending Fingerprinting Risks Faced by Linux Users Today

Linux systems block a lot of noise that targets other platforms, but they still leak enough information through the browser to make users identifiable. Fingerp…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Full Disk Encryption: What It Is, How It Works, and Why It Matters for Linux Security in 2026

Full disk encryption is no longer optional in Linux environments. Ubuntu 24.04 LTS, Fedora 41, and Debian 12 now ship with it enabled during installation. Regu…

Linux

The Hacker News
The Hacker News Breaches & leaks

ToddyCat’s New Hacking Tools Steal Outlook Emails and Microsoft 365 Access Tokens

The threat actor known as ToddyCat has been observed adopting new methods to obtain access to corporate email data belonging to target companies, including usi…

Microsoft 365

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Key Linux Features Boosting Security Measures for the Year 2026

Linux security comes from how the system is put together at the core. The layout of users, processes, and kernel space gives it a stable baseline that holds up…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Linux Security 2026: Emerging Risks Impacting Cloud and IoT Infrastructure

Linux security sits at the center of modern infrastructure. Most production systems, cloud workloads, and IoT devices run on it in some form. That reach gives …

Linux

The Hacker News
The Hacker News Breaches & leaks

Learn How Leading Companies Secure Cloud Workloads and Infrastructure at Scale

You’ve probably already moved some of your business to the cloud—or you’re planning to. That’s a smart move. It helps you work faster, serve your customers bet…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Linux Security: Mitigating Model Inversion Attack Risks

Machine learning now runs deep inside Linux security workflows, from containerized inference services to open-source model pipelines. These systems look harmle…

Linux

The Hacker News
The Hacker News Breaches & leaks

Microsoft Uncovers 'Whisper Leak' Attack That Identifies AI Chat Topics in Encrypted Traffic

Microsoft has disclosed details of a novel side-channel attack targeting remote language models that could enable a passive adversary with capabilities to obse…

The Hacker News
The Hacker News Breaches & leaks

Ransomware Defense Using the Wazuh Open Source Platform

Ransomware is malicious software designed to block access to a computer system or encrypt data until a ransom is paid. This cyberattack is one of the most prev…

The Hacker News
The Hacker News Breaches & leaks

Qilin Ransomware Combines Linux Payload With BYOVD Exploit in Hybrid Attack

The ransomware group known as Qilin (aka Agenda, Gold Feather, and Water Galura) has claimed more than 40 victims every month since the start of 2025, barring …

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Cisco: SNMP Critical Linux Rootkit Exploit CVE-2025-20352 RCE

Attackers are using a new Linux rootkit to compromise Cisco network devices and keep access long after the initial breach. The exploit begins in the SNMP servi…

Linux Cisco

The Hacker News
The Hacker News Breaches & leaks

Why Unmonitored JavaScript Is Your Biggest Holiday Security Risk

Think your WAF has you covered? Think again. This holiday season, unmonitored JavaScript is a critical oversight allowing attackers to steal payment data while…

The Hacker News
The Hacker News Breaches & leaks

ThreatsDay Bulletin: MS Teams Hack, MFA Hijacking, $2B Crypto Heist, Apple Siri Probe & More

Cyber threats are evolving faster than ever. Attackers now combine social engineering, AI-driven manipulation, and cloud exploitation to breach targets once co…

Apple

The Hacker News
The Hacker News Breaches & leaks

Researchers Warn of Self-Spreading WhatsApp Malware Named SORVEPOTEL

Brazilian users have emerged as the target of a new self-propagating malware dubbed SORVEPOTEL that spreads via the popular messaging app WhatsApp.The campaign…

Windows

The Hacker News
The Hacker News Breaches & leaks

Google Mandiant Probes New Oracle Extortion Wave Possibly Linked to Cl0p Ransomware

Google Mandiant and Google Threat Intelligence Group (GTIG) have disclosed that they are tracking a new cluster of activity possibly linked to a financially mo…

The Hacker News
The Hacker News Breaches & leaks

Researchers Disclose Google Gemini AI Flaws Allowing Prompt Injection and Cloud Exploits

Cybersecurity researchers have disclosed three now-patched security vulnerabilities impacting Google's Gemini artificial intelligence (AI) assistant that, if s…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Disk Encryption: An Authoritative Guide for Linux Users

A lost Linux laptop or a recycled server drive can leak everything on it '' from system files to sensitive data. Disk encryption changes that. It locks the ent…

Linux

The Hacker News
The Hacker News Breaches & leaks

⚡ Weekly Recap: Chrome 0-Day, AI Hacking Tools, DDR5 Bit-Flips, npm Worm & More

The security landscape now moves at a pace no patch cycle can match. Attackers aren’t waiting for quarterly updates or monthly fixes—they adapt within hours, b…

Chrome

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Full Disk Encryption: What It Is, How It Works, and Why It Matters for Linux Security in 2025

Full disk encryption is no longer optional in Linux environments. Ubuntu 24.04 LTS, Fedora 41, and Debian 12 now ship with it enabled during installation. Regu…

Linux

The Hacker News
The Hacker News Breaches & leaks

From MostereRAT to ClickFix: New Malware Campaigns Highlight Rising AI and Phishing Risks

Cybersecurity researchers have disclosed details of a phishing campaign that delivers a stealthy banking malware-turned-remote access trojan called MostereRAT.…

Fortinet

The Hacker News
The Hacker News Breaches & leaks

Can Your Security Stack See ChatGPT? Why Network Visibility Matters

Generative AI platforms like ChatGPT, Gemini, Copilot, and Claude are increasingly common in organizations. While these solutions improve efficiency across tas…

The Hacker News
The Hacker News Breaches & leaks

Malicious Nx Packages in ‘s1ngularity’ Attack Leaked 2,349 GitHub, Cloud, and AI Credentials

The maintainers of the nx build system have alerted users to a supply chain attack that allowed attackers to publish malicious versions of the popular npm pack…

GitHub

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

What Is a Privilege Escalation Vulnerability?

Imagine this scenario: you're managing Linux servers that host critical applications, where uptime is everything and security is non-negotiable. You're diligen…

Linux

The Hacker News
The Hacker News Breaches & leaks

Anthropic Disrupts AI-Powered Cyberattacks Automating Theft and Extortion Across Critical Sectors

Anthropic on Wednesday revealed that it disrupted a sophisticated operation that weaponized its artificial intelligence (AI)-powered chatbot Claude to conduct …