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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

Secret Blizzard Deploys Malware in ISP-Level AitM Attacks on Moscow Embassies

The Russian nation-state threat actor known as Secret Blizzard has been observed orchestrating a new cyber espionage campaign targeting foreign embassies locat…

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Hardening Open-Source Web Applications: Best Practices for Security Professionals

A lot of the internet runs on open-source web apps, from personal projects to enterprise solutions that are crucial to the purpose. They are a good choice beca…

The Hacker News
The Hacker News Breaches & leaks

Chinese Firms Linked to Silk Typhoon Filed 15+ Patents for Cyber Espionage Tools

Chinese companies linked to the state-sponsored hacking group known as Silk Typhoon (aka Hafnium) have been identified as behind over a dozen technology patent…

Apple

The Hacker News
The Hacker News Breaches & leaks

Scattered Spider Hacker Arrests Halt Attacks, But Copycat Threats Sustain Security Pressure

Google Cloud's Mandiant Consulting has revealed that it has witnessed a drop in activity from the notorious Scattered Spider group, but emphasized the need for…

Google Cloud

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Debian 13 Trixie: RISC-V Support, Security Upgrades & A Bold Future

If you've been running Debian for years''and let's face it, many of us have''it's easy to get complacent with its reputation for stability and predictability. …

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Soco404: Linux Cryptomining Campaign Masquerades as 404 Error Pages

Let's talk about something that's been slipping under the radar: Soco404 . If you manage Linux systems in any capacity''or just spend time keeping production e…

Linux Apache Databases

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

SELinux vs. AppArmor: Uptake Trends & Security Considerations for Admins

Let's get one thing clear upfront: Mandatory Access Control (MAC) isn't new, but its role in Linux security has shifted from being a ''nice-to-have'' to a corn…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11: libcaca Critical Buffer Overflow Issues Resolved DLA-4257-1

Two issues have been found in libcaca, a colour ASCII art library. Both are related to heap buffer overflow, which might lead to memory corruption.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11: Important Null Pointer Vulnerability in libetpan DLA-4256-1

It was discovered that there was a potential null pointer dereference vulnerability in libetpan, an low-level library for handling email.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11: DLA-4251-1 libxml2 Important Denial of Service Risk

Multiple security issues were found in libxml2, the GNOME XML library, which could yield to denial of service or potentially arbitrary code execution.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Fedora 42: Thunderbird Important Update 128.13.0 Advisory 2025-fd004806e3

Update to 128.13.0 https://www.thunderbird.net/en-US/thunderbird/128.13.0esr/releasenotes/ https://www.mozilla.org/en-US/security/advisories/mfsa2025-62/

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Fedora 41: Thunderbird 128.13.0 Critical Update - Advisory 2025-a9d97ce15f

Update to 128.13.0 https://www.thunderbird.net/en-US/thunderbird/128.13.0esr/releasenotes/ https://www.mozilla.org/en-US/security/advisories/mfsa2025-62/

Linux

The Hacker News
The Hacker News Breaches & leaks

Cyber Espionage Campaign Hits Russian Aerospace Sector Using EAGLET Backdoor

Russian aerospace and defense industries have become the target of a cyber espionage campaign that delivers a backdoor called EAGLET to facilitate data exfiltr…

The Hacker News
The Hacker News Vulnerabilities

Soco404 and Koske Malware Target Cloud Services with Cross-Platform Cryptomining Attacks

Threat hunters have disclosed two different malware campaigns that have targeted vulnerabilities and misconfigurations across cloud environments to deliver cry…

Linux Windows

The Hacker News
The Hacker News

CastleLoader Malware Infects 469 Devices Using Fake GitHub Repos and ClickFix Phishing

Cybersecurity researchers have shed light on a new versatile malware loader called CastleLoader that has been put to use in campaigns distributing various info…

GitHub

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Debian 11: firefox-esr Important Security Risk Advisory DLA-4250-1

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian: firefox-esr Critical Arbitrary Code Execution DSA-5964-1

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Clear Linux Departs: Security-First Vision Fades with Intels Exit

Here's the thing about Clear Linux OS: it was never your everyday Linux distribution. It had this razor-sharp focus on performance, security, and Intel hardwar…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Fedora 41: Transfig Security Advisory Addresses Major Seg Fault Issues

Update to latest upstream snapshot ee3f4d841d1ba7d5b1b57544c5068822ca92b1af

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 42: libinput 1.28.903 Security Fix for Debug Logging Issue

libinput 1.28.903 - fixes key events accidentally printed (and thus logged to the system log) if debug logs were enabled at the compositor level. Only affects …

Linux

The Hacker News
The Hacker News Breaches & leaks

From Backup to Cyber Resilience: Why IT Leaders Must Rethink Backup in the Age of Ransomware

With IT outages and disruptions escalating, IT teams are shifting their focus beyond simply backing up data to maintaining operations during an incident. One o…

The Hacker News
The Hacker News

State-Backed HazyBeacon Malware Uses AWS Lambda to Steal Data from SE Asian Governments

Governmental organizations in Southeast Asia are the target of a new campaign that aims to collect sensitive information by means of a previously undocumented …

Windows AWS Palo Alto

The Hacker News
The Hacker News

North Korean Hackers Flood npm Registry with XORIndex Malware in Ongoing Attack Campaign

The North Korean threat actors linked to the Contagious Interview campaign have been observed publishing another set of 67 malicious packages to the npm regist…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 41: 2025-814d6183dd critical: gnutls updates and improvements

This updates gnutls to the latest upstream release. Notable changes are: PKCS#11 cryptographic provider support Support for kTLS rekeying with kernel 6.14+ Sup…

Linux