This week's ThreatsDay Bulletin covers AI-powered cyberattacks, ransomware, stolen credentials, Linux flaws, browser espionage, and emerging security ...

Darktrace Signal Labs demonstrates how Claude Code memory stores can be abused as a covert command-and-control channel, revealing a new AI-era living-off-the-land technique and the detection ...

Even though your Threads posts are ready, you find yourself re-entering them from the screen every week. You want to try ...

Turn Firefox 159 into a Firefox privacy browser in 12 steps: user.js, policies.json, DNS over HTTPS, fingerprinting and a ...

Introduction: The installer is designed to write approvals. However, reports conflict on whether they were actually written, ...

CL-UNK-1211 targets government Linux servers using AI-assisted scripts, PHP web shells, and SysGoRAT to steal credentials and ...

CISA added CVE-2026-46300, a Linux kernel privilege escalation flaw nicknamed Fragnesia, to its Known Exploited Vulnerabilities catalog on October 28, 2026. The bug carries a CVSS score of 7.8, sits ...

Fix Ollama running on CPU instead of GPU on Windows and Linux. Learn driver fixes, CUDA setup, systemd overrides, and layer ...

Microsoft analyzes a malicious Claude Code–branded extension, its persistent SSH backdoor, and guidance to detect and ...

A weaponized Claude Code extension found on Open VSX can give attackers persistent remote access to developer systems by planting an SSH key, opening a reverse tunnel, and installing startup scripts.

Attackers suspected of operating from China built a custom PHP2Shell exploit chain paired with a Linux kernel privilege-escalation bug to root 25 servers, including Palo Alto Networks firewalls tied ...

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