Nearly 4,000 US industrial devices exposed to Iranian cyberattacks

The attack surface targeted by Iranian-linked hackers in cyberattacks against U.S. critical infrastructure networks includes thousands of Internet-exposed programmable logic controllers (PLCs) manufactured by Rockwell Automation. According to a joint advisory issued by multiple U.S. federal agencies on Tuesday, Iranian state-backed hacking groups have been targeting Rockwell Automation/Allen-Bradley PLC devices since March 2026, causing operational […]

Analysis of one billion CISA KEV remediation records exposes limits of human-scale security

Author: Saeed Abbasi, Senior Manager, Threat Research Unit, Qualys With Time-to-Exploit now at negative seven days and autonomous AI agents accelerating threats, the data no longer supports incremental improvement. The architecture of defense must change. What Leaders Need to Know Analysis of CISA’s Known Exploited Vulnerabilities over the past four years shows critical vulnerabilities still […]

Microsoft: Canadian employees targeted in payroll pirate attacks

A financially motivated threat actor tracked as Storm-2755 is stealing Canadian employees’ salary payments after hijacking their accounts in payroll pirate attacks. The attackers used malicious Microsoft 365 sign-in pages to steal victims’ authentication tokens and session cookies by redirecting them to domains (e.g., bluegraintours[.]com) hosting malicious web pages (pushed to the top of search […]

New ‘LucidRook’ malware used in targeted attacks on NGOs, universities

A new Lua-based malware, called LucidRook, is being used in spear-phishing campaigns targeting non-governmental organizations and universities in Taiwan. Cisco Talos researchers attribute the malware to a threat group tracked internally as UAT-10362, who they describe as a capable adversary “with mature operational tradecraft.” LucidRook was observed in attacks in October 2025 that relied on […]

New VENOM phishing attacks steal senior executives’ Microsoft logins

Threat actors using a previously undocumented phishing-as-a-service (PhaaS) platform called “VENOM” are targeting credentials of C-suite executives across multiple industries. The operation has been active since at least last November and appears to target specific individuals who serve as CEOs, CFOs, or VPs at their companies. VENOM also seems to be closed access, as it […]