Security Insights

Latest threat analysis, industry news, and security best practices from our expert team.

Has:
detection-engineering404 articles
Aug 21, 2026

Zombie Card Attack: Expired Visa Contactless Cards Revived via NFC Expiry Rewrite — Defensive Guide for Issuers and Merchants

Introduction Researchers at the University of Massachusetts Amherst have disclosed a practical attack — dubbed Zombie Card — that allows an ...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Aug 20, 2026

Critical NetScaler Authentication Bypass: Patching and Detection Guide for ADC and Gateway Deployments

Critical NetScaler Authentication Bypass: What Defenders Must Do Now Citrix has released security updates addressing two vulnerabilities aff...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Aug 20, 2026

CVE-2026-32475: Elementor Pro Unauthenticated File Upload to RCE — Detection and Remediation Guide

Introduction WordPress site operators running Elementor Pro need to treat this as a drop-everything patch event. Researchers have disclosed ...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Aug 19, 2026

Cloudflare Workers Spectre Side-Channel Leaks JWTs From Co-Located Workers — Detection and Mitigation Guide

Executive Summary Security researchers have demonstrated a working remote Spectre side-channel attack against Cloudflare Workers — the produ...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Aug 19, 2026

SilkParasite Espionage Campaign: Detecting and Defending Against Five New RAT Families Targeting Government Networks

Introduction A previously unreported cyber espionage operation, dubbed SilkParasite, has been observed conducting intrusions against governm...

sigma-rulekql-detectionthreat-hunting
SOC & MDRRead Now
Aug 19, 2026

MacSync Stealer: Hunting macOS Infostealer C2 Infrastructure with Behavioral Pivots — Detection and Response Guide

Introduction Microsoft's threat hunting team just published a case study that every SOC should read and operationalize: MacSync Stealer, a m...

sigma-rulekql-detectionthreat-hunting
SOC & MDRRead Now
Aug 18, 2026

MLflow SSRF and FUXA Exploitation in the Wild: A Defender's Guide to Blocking Cloud Credential Theft

Introduction Two open-source platforms sitting at opposite ends of the enterprise stack — MLflow, the de facto standard for machine learning...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Aug 18, 2026

AI Agent 'Mind Viruses': Detecting and Containing Self-Propagating Prompt Injection in Agent Harnesses

Introduction On August 10, 2026, security researchers at Anthropic and Switzerland's EPFL released a preprint demonstrating something many o...

sigma-rulekql-detectionthreat-hunting
SOC & MDRRead Now
Aug 18, 2026

Microsoft 365 Search Outage Hits Outlook, SharePoint, and OneDrive — Defender's Response and Continuity Playbook

What Happened Microsoft has confirmed an active service incident degrading search functionality across multiple Microsoft 365 workloads. Per...

sigma-rulekql-detectionthreat-hunting
Platform & AutomationRead Now
Previous
Page 9 of 45
Next