Cyber Brief 25-11 - October 2025

This Cyber Brief (October 2025) summarizes dozens of active and high-impact cyber incidents: coordinated APT campaigns (China- and Russia-linked groups), zero-day exploitation in the wild, supply-chain and developer-targeting malware (including self-propagating GlassWorm and malicious npm packages), major intrusions and data theft (F5, claimed Red Hat, Stormous), renewed ransomware activity (LockBit 5.0), and concurrent law-enforcement and policy actions across Europe and globally.