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1215 result(s) for "OT" — 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

Warlock Exploits SharePoint Flaws to Disable Security Tools and Deploy Ransomware

The suspected China-linked threat actor known as Warlock is still continuing to weaponize Microsoft SharePoint vulnerabilities, likely both old and new, in att…

Microsoft 365

The Hacker News
The Hacker News Breaches & leaks

Cisco FMC Flaws Exploited to Steal Credentials and Deploy Qilin Ransomware

Cisco has revealed that three distinct threat clusters linked to ransomware and state-sponsored attacks have been exploiting two recently patched Secure Firewa…

Cisco

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

openSUSE Kernel Important 19 Security Issues Resolved SUSE-SU-2026-3707-1

The security update for SUSE Linux Enterprise 15 SP4 addresses 19 vulnerabilities, enhancing system security by fixing various issues including memory leaks an…

Linux

The Hacker News
The Hacker News Breaches & leaks

Rust Supply Chain Attack Puts Build-Time Malware in Crates with 245 Million Downloads

The Rust Project has deleted malicious versions of three widely used Rust crates from crates.io after a compromised maintainer account published releases that …

The Hacker News
The Hacker News Breaches & leaks

Cloudflare Workers Spectre Attack Leaks JWT From Co-Located Worker at 12 Bits/Second

Cybersecurity researchers have disclosed details of a remote Spectre attack against Cloudflare Workers that leaked a JSON Web Token (JWT) from a co-located Wor…

The Hacker News
The Hacker News Breaches & leaks

Ransom Busters Claims It Hacked Ransomware Servers, Asks Victims for Up to $60,000

A ransomware affiliate calling itself Ransom Busters has been spotted proactively sending emails to victim organizations and claims to delete stolen data from …

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Oracle Linux curl Important Fix ELSA-2026-55432 CVE-2026-8927

Oracle Linux has released updated RPMs for version 10 addressing multiple vulnerabilities in curl, including proxy detection and OAuth token leaks, along with …

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

New Linux eBPF IDS Uses XDP to Block Network Attacks in Real Time

Researchers published a new Linux intrusion-detection architecture on Monday that handles network-flow analysis using XDP and eBPF. By shifting the workload cl…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Rocky Linux gstreamer1-plugins-bad-free Heap Overflow Issue RLSA-2026-55433

A security update is available for gstreamer1-plugins-bad-free in Rocky Linux 10, addressing a critical heap out-of-bounds vulnerability that could potentially…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Ubuntu Linux Kernel Advisory USN-8633-2 - Important Security Fixes

Ubuntu released a security notice for version 16.04 LTS addressing multiple Linux kernel vulnerabilities that could allow attackers to compromise systems, with…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Ubuntu 26.04 LTS Linux Kernel Advisory USN-8637-1 Security Update

Ubuntu 26.04 LTS received an important security update for the linux-oem-7.0 kernel, addressing multiple vulnerabilities that could compromise the system. User…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Ubuntu Libgit2 Security Advisory USN-8628-1 Multiple Issues Fixed

Ubuntu released security updates for libgit2 addressing multiple vulnerabilities that could allow remote code execution, denial of service, and credential leak…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Ubuntu 24.04 LTS Linux Kernel Critical Update USN-8636-1 CVE-2026-31405

Ubuntu 24.04 LTS received a security update fixing multiple Linux kernel vulnerabilities that could allow system compromise, necessitating a reboot and possibl…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Ubuntu 18.04 LTS Linux Kernel Critical Network Attack Fixes USN-8633-1

Ubuntu released security updates for Linux kernels addressing multiple vulnerabilities that could compromise systems, urging users to update and reboot their d…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Ubuntu 26.04 Kernel Critical Update for Multiple Issues USN-8629-1

Ubuntu 26.04 LTS has addressed multiple Linux kernel vulnerabilities that could allow system compromise. Users must update and reboot their systems, recompilin…

Linux

The Hacker News
The Hacker News Breaches & leaks

Gunra Ransomware Exploits Fortinet and Schneider Electric Flaws to Breach Networks

Cybersecurity and intelligence agencies from South Korea and the U.S. warned of Gunra ransomware attacks targeting critical infrastructure sectors and organiza…

Fortinet

The Hacker News
The Hacker News Breaches & leaks

Gunra Ransomware Exploits Fortinet FortiOS, FortiProxy Flaws to Breach Networks

Cybersecurity and intelligence agencies from South Korea and the U.S. warned of Gunra ransomware attacks targeting critical infrastructure sectors and organiza…

Fortinet

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Fedora 43 Suricata Bugfix Update Intrusion Detection 2026-d2a3477900

Fedora 43 has released an update for Suricata (version 7.0.17), an intrusion detection system featuring multi-threading and automatic protocol detection, addre…

Linux

The Hacker News
The Hacker News Breaches & leaks

China-Linked Hackers Deploy New StormEncryptor Ransomware, Likely via N-central Flaw

Microsoft has disclosed that Storm-1175, a financially motivated threat actor linked to China, has deployed a previously undocumented ransomware strain called …

The Hacker News
The Hacker News Breaches & leaks

Over 4,400 Rockwell PLCs Exposed Online, 22 Found in Water Attack Cities

Forescout found 22 internet-facing Rockwell Automation programmable logic controllers (PLCs) in cities hit by recent cyberattacks on US water utilities. Ninete…

The Hacker News
The Hacker News Breaches & leaks

Ransom Cartel Creator Gets 16 Years in Prison for Operating Ransomware-as-a-Service

A federal judge in Alexandria, Virginia, sentenced Maksim Silnikau to 16 years in prison on August 5 for creating and running Ransom Cartel, the ransomware-as-…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian DLA-4717-1 Linux Priv Escalation DoS Info Leak Severity Critical

Debian has addressed multiple vulnerabilities in the Linux kernel, potentially leading to privilege escalation, denial of service, or information leaks, urging…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Fedora 43 Perl-Mojolicious Important CSRF Token Fix FEDORA-2026-6f12b08313

The Fedora update for perl-Mojolicious version 9.48 addresses a security flaw related to CSRF tokens, enhancing protection against BREACH attacks by masking to…

Linux

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

ENCFORGE Ransomware Targets AI Models After Langflow RCE Exploit

An AI-driven threat actor called JADEPUFFER built ransomware that hunts AI model files specifically, entering through a known Langflow RCE and pivoting via an …

Docker