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Dutch police disrupts botnet composed of 17 million devices

The Dutch National Police and the country’s National Cyber Security Center (NCSC) have taken offline 200 servers controlling a botnet of 17 million devices, the law enforcement agency announced on Thursday. The investigation was launched after the NCSC received a report by a security researcher, and showed that the botnet consisted of at least 17 million infected devices – computers, mobile phones, IoT devices, routers, etc. – and that the 200 servers used to host … More → The post Dutch police disrupts botnet composed of 17 million devices appeared first on Help Net Security.
http://news.poseidon-us.com/TSn3bb

New infostealer reaches enterprise devices through FortiClient EMS vulnerability

Attackers are delivering a broad-spectrum infostealer to enterprise computers by exploiting a known vulnerability (CVE-2026-35616) in FortiClient Enterprise Management Server (EMS). “The [malicious] payload was presented as a Fortinet endpoint update and executed through FortiClient-managed VPN scripting workflows,” Arctic Wold researchers noted. About CVE-2026-35616 CVE-2026-35616 is an improper access control vulnerability vulnerability in FortiClient EMS, a centralized management platform through which IT admins deploy, configure, and monitor FortiClient endpoint security software across all devices in … More → The post New infostealer reaches enterprise devices through FortiClient EMS vulnerability appeared first on Help Net Security.
http://news.poseidon-us.com/TSmtxC

Websites can spy on user activity by analyzing SSD behavior

Websites have spent years collecting information about visitors through browser fingerprinting, tracking scripts, and other techniques designed to identify devices and monitor behavior. Researchers have demonstrated another method that relies on something most users would never expect a website to observe: activity on their SSD (Solid-State Drive), the storage device where applications and files are stored. Dubbed FROST, short for Fingerprinting Remotely using OPFS-based SSD Timing, the technique allows a website to infer information about … More → The post Websites can spy on user activity by analyzing SSD behavior appeared first on Help Net Security.
http://news.poseidon-us.com/TSmtx5

LinkedIn-themed phishing abuses Adobe’s A/B testing platform

A newly documented phishing campaign is targeting professionals with fake LinkedIn business emails and abusing a trusted service operated by Adobe. The attack from the victim’s perspective The attack starts with an email that looks, at first glance, like a routine business inquiry: someone wants to do business with you through LinkedIn and has attached a signed contract for your review. The phishing email (Source: Malwarebytes) The message is short and professional and the sender … More → The post LinkedIn-themed phishing abuses Adobe’s A/B testing platform appeared first on Help Net Security.
http://news.poseidon-us.com/TSmtwn

Microsoft 365 Copilot redesign brings context and actions into one workspace

Microsoft 365 Copilot, an AI assistant that helps people write, summarize, analyze information, and complete work tasks, has been redesigned. It now serves as a single, flexible entry point to Copilot across Microsoft 365 apps, suggesting relevant actions based on the user’s work. A redesigned interface built around user intent Microsoft applied the design principle of progressive disclosure, allowing users to start with a focused interface that reveals additional capabilities as needed. The left side … More → The post Microsoft 365 Copilot redesign brings context and actions into one workspace appeared first on Help Net Security.
http://news.poseidon-us.com/TSmp5N

Anthropic launches Claude Opus 4.8, prepares Mythos-class models for all customers

Anthropic has released Claude Opus 4.8 and outlined plans for broader access to its Mythos-class models, which the company expects to make available to all customers in the coming weeks. Claude Opus 4.8 (Source: Anthropic) Claude Opus 4.8 is available to all users, with pricing unchanged from Opus 4.7. Anthropic highlighted improvements in model honesty, noting that Opus 4.8 is more likely to acknowledge when it lacks sufficient information and less likely to make unsupported … More → The post Anthropic launches Claude Opus 4.8, prepares Mythos-class models for all customers appeared first on Help Net Security.
http://news.poseidon-us.com/TSmjFc

Netskope extends data localization capabilities with NewEdge updates

Netskope has enhanced its NewEdge Network infrastructure, expanding data sovereignty capabilities to more regions than any other SASE cloud provider. The NewEdge Network architecture provides national data localization features that address requirements for network transport, data processing, and metadata governance in major regions worldwide, while enabling Netskope to extend this coverage to additional countries. The solution will also offer third-party validation to help customers meet compliance and data localization requirements. A comprehensive approach to data … More → The post Netskope extends data localization capabilities with NewEdge updates appeared first on Help Net Security.
http://news.poseidon-us.com/TSmjFZ

Claroty targets cyber-physical system risks with AI-powered security agent

Claroty has launched Claroty Claire, a CPS-native AI security agent designed to help organizations defend mission-critical infrastructure. Claire is powered by a CPS language model trained on more than a decade of industry expertise and CPS-related data. The launch expands organizations’ capabilities for supporting the safety, uptime, and availability of cyber-physical systems. Defending a rapidly expanding attack surface from supercharged threats The rate at which AI is expanding the CPS attack surface requires proactive steps … More → The post Claroty targets cyber-physical system risks with AI-powered security agent appeared first on Help Net Security.
http://news.poseidon-us.com/TSmjFV