ShinyHunters expose 6.4M in attack on medical supplier McKesson

McKesson’s cyberattack last month affected roughly 6.4 million individuals, according to Have I Been Pwned (HIBP). The breach notification service added data leaked by serial extortionists ShinyHunters, revealing the scale of the attack for the first time. ShinyHunters initially claimed Read More …

Protecting organizations from AI-assisted executive impersonation and invoice fraud

Threat actors are increasingly improving their tactics to make suspicious emails look like legitimate email notifications to potential victims, deploying techniques that impersonate internally sent emails from executive team members. While this technique is not new, the adoption of AI Read More …

Anthropic researcher resigns with warning about the dangers of AI development

An Anthropic researcher said he is resigning from the company over concerns the artificial intelligence firm and its competitors are not acting responsibly in AI development, echoing concerns raised inside and outside of the industry about the technology’s potential to elude Read More …

CISA, NSA, FBI warn Chinese AI firms of industrial‑scale knowledge distillation

Chinese AI companies’ core development strategy is to steal proprietary functionalities and capabilities from their US counterparts, law enforcement agencies have warned. The US Cybersecurity and Infrastructure Security Agency (CISA) has published a new security advisory, drafted jointly with the National Security Read More …

Microsoft fixes record 964 flaws, including 2 exploited zero-days

Microsoft’s September 2026 Patch Tuesday addresses 964 CVEs, including 104 rated Critical and 860 rated Important, making it the company’s largest Patch Tuesday release on record. Microsoft lists 974 CVEs in its full September security release. However, 10 of those affect cloud Read More …

MikroTik router flaws allow takeover without a password

CERT Polska warns that attackers are actively exploiting a chain of critical MikroTik RouterOS flaws to seize control of routers exposed to the internet. Although the warning comes from Poland’s national cybersecurity response team, MikroTik routers are sold worldwide, including in Read More …

Two major security flaws are affecting more than six million WordPress websites

More than six million WordPress users are at risk of website takeover, researchers have claimed after discovering two major vulnerabilities being exploited in the wild. Security researchers Wordfence disclosed finding two flaws, one in Elementor Pro, and one in Super Read More …

More than 1 million users affected in Mathspace data breach across Australia and New Zealand

More than a million people, including students, school staff, and parents, have been affected following a data breach at Mathspace, according to the learning provider. The company said, in a blog post, “unauthorised parties had accessed an internal reporting system Read More …

G7 tells businesses to get ready for quantum cybersecurity threats

The G7, a collection of some of the world’s most powerful economies, is urging organizations to adopt quantum-resistant encryption as soon as possible and minimize the risk of losing sensitive data to technologically advanced threat actors. Virtually every industry in Read More …

Dissecting a PHP web server rootkit

SophosLabs recently acquired a Linux implant associated with compromised BIG-IP Access Policy Management (APM) environments that use Apache and PHP components. The malware demonstrates advanced techniques including custom ELF loading, function hooking, and runtime code patching to evade detection while Read More …