The truth about Claude Mythos is less dramatic than it seems

The Computer Weekly Security Think Tank considers if Anthropic’s Claude Mythos frontier AI model is a benefit or barrier to achieving resilient enterprise IT security, and how security leaders... Read more »

Novo Nordisk Confirms Data Theft: What Attackers Took and What They Didn’t

Novo Nordisk suffered a cyberattack where clinical trial data was copied. The breach is confirmed, but no threat actor has claimed responsibility. The Danish pharmaceutical giant Novo Nordisk disclosed... Read more »

Palo Alto Warns of Exploitation of VPN Bypass Exploits (CVE-2026-0257) in PAN-OS Flaw

Palo Alto Networks warns that attackers are actively exploiting CVE-2026-0257, a PAN-OS flaw that lets unauthorized users bypass authentication and establish VPN connections. Palo Alto Networks has confirmed active... Read more »

Big tech must introduce age checks to support UK’s under-16s social media ban

Keir Starmer announces UK social media ban for under-16s that requires mandatory age verification to access social media services Read more »

Supply Chain Attack Hits Popular WordPress Plugins Through Awesome Motive CDN

Attackers compromised Awesome Motive CDN files, backdooring WordPress sites running OptinMonster, TrustPulse, and PushEngage. Sansec researchers discovered an active supply chain attack hitting WordPress sites running OptinMonster, TrustPulse, and... Read more »

Infostealers, AI, and a 90% Affiliate Cut Fuel The Gentlemen group’s Rise

The Gentlemen ransomware used infostealer credentials, AI tools, and affiliates to hit 483 victims across 66 countries in under a year. The Gentlemen surfaced as a ransomware operation in... Read more »

Over 400 Arch Linux AUR Packages Hijacked to Deploy Infostealer and eBPF Rootkit

Attackers took over more than 400 packages in the Arch User Repository (AUR) this week and rewrote their build scripts to install a credential stealer on any machine that... Read more »

Security Affairs newsletter Round 581 by Pierluigi Paganini – INTERNATIONAL EDITION

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new... Read more »

SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 101

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter IronWorm: Shai-Hulud’s rustier cousin Trojanized ai-sdk-ollama Delivers Miasma,... Read more »

Ukrainian Extradited from Ireland Pleads Guilty Over Role in Conti Ransomware Scheme

Ukrainian national Oleksii Lytvynenko pleaded guilty in the U.S. for his role in Conti ransomware attacks targeting victims worldwide. Oleksii Oleksiyovych Lytvynenko (44), a Ukrainian national extradited from Ireland... Read more »
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