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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

Ghostwriter Targets Ukraine Government Entities with Prometheus Phishing Malware

The Belarus-aligned threat actor known as Ghostwriter (aka UAC-0057 and UNC1151) has been observed using lures related to Prometheus, a Ukrainian online learni…

The Hacker News
The Hacker News Breaches & leaks

Megalodon GitHub Attack Targets 5,561 Repos with Malicious CI/CD Workflows

Cybersecurity researchers have disclosed details of a new automated campaign called Megalodon that has pushed 5,718 malicious commits to 5,561 GitHub repositor…

GitHub

The Hacker News
The Hacker News Breaches & leaks

GitHub Internal Repositories Breached via Malicious Nx Console VS Code Extension

GitHub on Wednesday officially confirmed that the breach of its internal repositories was the result of a compromise of an employee device involving a poisoned…

GitHub

The Hacker News
The Hacker News Breaches & leaks

Microsoft Takes Down Malware-Signing Service Behind Ransomware Attacks

Microsoft on Tuesday said it disrupted a malware-signing-as-a-service (MSaaS) operation that weaponized the company's Artifact Signing system to deliver malici…

The Hacker News
The Hacker News Breaches & leaks

GitHub Breached — Employee Device Hack Led to Exfiltration of 3,800+ Internal Repos

GitHub on Tuesday said it's investigating unauthorized access to its internal repositories after the notorious threat actor known as TeamPCP listed the platfor…

GitHub

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

GitHub Actions Supply Chain Attack Redirects Tags to Steal CI/CD Credentials

In yet another software supply chain attack, threat actors have compromised the popular GitHub Actions workflow, actions-cool/issues-helper, to run malicious c…

GitHub

The Hacker News
The Hacker News Breaches & leaks

Popular GitHub Action Tags Redirected to Imposter Commit to Steal CI/CD Credentials

In yet another software supply chain attack, threat actors have compromised the popular GitHub Actions workflow, actions-cool/issues-helper, to run malicious c…

GitHub

The Hacker News
The Hacker News Breaches & leaks

Mini Shai-Hulud Pushes Malicious AntV npm Packages via Compromised Maintainer Account

Cybersecurity researchers have discovered a fresh software supply chain attack campaign that has compromised various npm packages associated with the @antv eco…

Apache

Latest Hacking News | Cyber Security News, Hacking Tools and Penetration Testing Courses
Latest Hacking News | Cyber Security News, Hacking Tools and Penetration Testing Courses Breaches & leaks

Why Credential and Session Exposure Monitoring Should Be a Baseline Security Practice

Data breaches and ransomware incidents are often discussed as if they begin with a sophisticated…Why Credential and Session Exposure Monitoring Should Be a Bas…

The Hacker News
The Hacker News Breaches & leaks

TanStack Supply Chain Attack Hits Two OpenAI Employee Devices, Forces macOS Updates

OpenAI has disclosed that two of its employee devices in its corporate environment were impacted via the Mini Shai-Hulud supply chain attack on TanStack, but n…

Apple

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Linux Security Monitoring Challenges and EDR Visibility Gaps

An attacker compromises a Linux container, launches a cryptominer, sets up a way to stay in the system through a background task, and disappears before the inv…

Linux Docker

The Hacker News
The Hacker News Breaches & leaks

TeamPCP Compromises Checkmarx Jenkins AST Plugin Weeks After KICS Supply Chain Attack

Checkmarx has confirmed that a modified version of the Jenkins AST plugin was published to the Jenkins Marketplace."If you are using Checkmarx Jenkins AST plug…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Why Linux Servers Get Hacked More Often Than People Think

Linux runs a massive part of the internet. Cloud platforms, databases, containers, web hosting, APIs, and internal business infrastructure all depend heavily o…

Linux Docker

The Hacker News
The Hacker News Breaches & leaks

Ollama Out-of-Bounds Read Vulnerability Allows Remote Process Memory Leak

Cybersecurity researchers have disclosed a critical security vulnerability in Ollama that, if successfully exploited, could allow a remote, unauthenticated att…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Linux Attackers Abuse Admin Tools For Stealthy Intrusions

A lot of Linux attacks now look like normal admin activity. Attackers use SSH , cron , curl , systemd , cloud scripts, and other trusted tools that defenders a…

Linux

The Hacker News
The Hacker News Breaches & leaks

PCPJack Credential Stealer Exploits 5 CVEs to Spread Worm-Like Across Cloud Systems

Cybersecurity researchers have disclosed details of a new credential theft framework dubbed PCPJack that targets exposed cloud infrastructure and ousts any art…

Docker

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

CrackArmor AppArmor Flaws Put Linux Containers and Snap Sandboxes at Risk

Linux administrators rely on AppArmor to contain compromised applications. If a browser, container, or Snap package is exploited, the profile is supposed to li…

Linux Docker

The Hacker News
The Hacker News Breaches & leaks

MuddyWater Uses Microsoft Teams to Steal Credentials in False Flag Ransomware Attack

The Iranian state-sponsored hacking group known as MuddyWater (aka Mango Sandstorm, Seedworm, and Static Kitten) has been attributed to a ransomware attack in …

The Hacker News
The Hacker News Breaches & leaks

DAEMON Tools Supply Chain Attack Compromises Official Installers with Malware

A newly identified supply chain attack targeting DAEMON Tools software has compromised its installers to serve a malicious payload, according to findings from …

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Your Linux Logs Probably Arent Catching Attacks: 2026 Detection Gaps

When a Linux system is compromised, the logs should tell you what happened. In a lot of cases, they don't.

Linux

The Hacker News
The Hacker News Breaches & leaks

ScarCruft Hacks Gaming Platform to Deploy BirdCall Malware on Android and Windows

The North Korea-aligned state-sponsored hacking group known as ScarCruft has compromised a video game platform in a supply chain espionage attack, trojanizing …

Windows Android

The Hacker News
The Hacker News Breaches & leaks

Two Cybersecurity Professionals Get 4-Year Sentences in BlackCat Ransomware Attacks

The U.S. Department of Justice (DoJ) on Thursday announced the sentencing of two cybersecurity professionals to four years each in prison for their role in fac…

The Hacker News
The Hacker News Breaches & leaks

PyTorch Lightning Compromised in PyPI Supply Chain Attack to Steal Credentials

In yet another software supply chain attack, threat actors have managed to compromise the popular Python package Lightning to push two malicious versions to co…