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sigma6 articles
Jul 16, 2026

PLAY Ransomware: Critical Infrastructure Targeting via Edge Device Exploits

PLAY Ransomware: Critical Infrastructure Targeting via Edge Device Exploits Threat Actor Profile — PLAY Aliases: Play, Cryptxxx (distinct li...

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Darkweb RansomwareRead Now
Apr 13, 2026

Claude Mythos and the Overnight Transformation of Cybersecurity: What APTs and Criminals Are Already Preparing For

The following analysis is authored from the perspective of a Senior Security Consultant and Principal Security Engineer with 25+ years acros...

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Threat IntelligenceRead Now
Apr 13, 2026

Emergency Patch Now: Adobe Acrobat RCE (CVE-2026-34621) Is Under Active Attack

Adobe has issued an emergency out-of-band security update to patch CVE-2026-34621, a critical remote code execution (RCE) vulnerability in A...

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Vulnerability ManagementRead Now
Apr 2, 2026

Defending Against Encryption-Based Attacks: Lessons from the Change Healthcare Incident

Introduction The recent lawsuit filed by the Iowa Attorney General against Change Healthcare, UnitedHealth Group, and Optum highlights the c...

healthcarehipaaransomware
Healthcare SecurityRead Now
Mar 31, 2026

How to Protect EHR Environments Against Breaches: Lessons from CareCloud

How to Protect EHR Environments Against Breaches: Lessons from CareCloud The recent disclosure by Somerset, New Jersey-based CareCloud regar...

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Healthcare SecurityRead Now
Mar 29, 2026

Defending Against Nation-State Wiper Attacks: Lessons from the Stryker Incident

Introduction The recent announcement regarding an Iran-backed hacktivist group claiming responsibility for a destructive wiper attack agains...

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Healthcare SecurityRead Now