Nvidia’s $279 Billion Supply-Chain Gamble
The AI chip leader is using its financial muscle to win the supply battle, but it comes with downsides.
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GoCaracal Malware Uses Ethereum Smart Contract to Fetch Replacement C2 Address
Threat actors linked by Arctic Wolf to Dark Caracal with medium confidence deployed a previously undocumented Go-based malware framework, GoCaracal, during a June 2026 intrusion at an unnamed communications organization in Venezuela. GoCaracal provides operators with remote shell access and payload execution, while the extended profile adds browser data theft, keylogging, remote desktop control
US Disrupts Chinese Hacking Platform Used in Military and Critical Infrastructure Attacks
The operation focused on a group named QTFY, which offers hacking services to the Chinese government and others. The post US Disrupts Chinese Hacking Platform Used in Military and Critical Infrastructure Attacks appeared first on SecurityWeek.
Kubernetes Security Hardening: 13 Steps, 90 Min [2026]
A misconfigured Kubernetes cluster doesn’t announce itself. It just sits there, quietly reachable, until someone finds an exposed dashboard, a default-allow network policy, or a service account with cluster-admin rights it never needed. Kubernetes 1.37, released in late August 2026, keeps pushing security defaults in the right direction, but the platform still ships with more…
How to Set Up AWS IAM Identity Center: 12 Steps [2026]
Every AWS account you spin up starts with a root user and, eventually, a pile of IAM users with long-lived access keys that someone forgets to rotate. AWS IAM Identity Center — the service formerly known as AWS SSO — replaces that pattern entirely: one login, backed by an external identity provider or a built-in…
AI Chatbots for Customer Service: $0.99 vs $150K Gap [2026]
Every vendor pitching a support bot in 2026 claims it can replace half your help desk. The pricing tells a different story. Intercom charges $0.99 for every ticket its Fin agent resolves. Sierra asks enterprise buyers to sign contracts that start around $150,000 a year before a single conversation happens. Salesforce bundles its Agentforce agent…
New GPUThor Rowhammer Defeats ECC on NVIDIA RTX A6000 to Gain Host Root Access
Academic researchers have disclosed a Rowhammer attack impacting NVIDIA workstation GPUs with GDDR6 memory that defeats error correction codes (ECC), the mitigation NVIDIA recommends against GPU Rowhammer, and enables denial-of-service (DoS) and privilege escalation to a root shell. Dubbed GPUThor, the attack was developed by researchers at the University of Toronto, who hammered four DRAM
European Indexes Mixed, Tech Rallies
European indexes were mixed at market open, though AI-related stocks jumped following Nvidia earnings.
CISA Adds Six Exploited Flaws to KEV, Including NetScaler, Linux, and SQL Server Bugs
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added six flaws to its Known Exploited Vulnerabilities (KEV) catalog, including a high-severity security vulnerability impacting Citrix NetScaler ADC and NetScaler Gateway, citing evidence of active exploitation. The vulnerabilities are listed below – CVE-2019-1068 – A remote code execution vulnerability in
The UK Power Grid Has a Phantom Data Center Problem
The UK’s energy regulator is using a variety of tricks to keep speculative data center projects from plugging into the power grid. The country’s AI ambitions hang in the balance.