Security Insights

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

Has:
sigma-rule258 articles
Jun 25, 2026

Critical Supply Chain Risk: 'Adblock for YouTube' Extension with Dormant Script Injection Capabilities

Introduction A significant supply chain threat has emerged targeting the browser ecosystem. Security researchers at Island have analyzed a p...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Jun 25, 2026

Threat Hunt: Detecting and Disrupting KongTuke's Mistic Backdoor

Introduction The threat landscape continues to evolve as Initial Access Brokers (IABs) refine their toolsets to evade detection. A recent al...

sigma-rulekql-detectionthreat-hunting
Incident ResponseRead Now
Jun 24, 2026

CISA KEV Alert: Ubiquiti UniFi OS and Lantronix Devices Under Active Attack — Detection and Hardening

Introduction The Cybersecurity and Infrastructure Security Agency (CISA) has added critical vulnerabilities affecting Ubiquiti UniFi OS and ...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Jun 24, 2026

Sanctioned Infrastructure: Detecting Huione Cloud and Prince Group Traffic

Introduction On Tuesday, the U.S. Department of Justice (DoJ) announced a significant disruptive operation against the financial backbone of...

sigma-rulekql-detectionthreat-hunting
Incident ResponseRead Now
Jun 23, 2026

FortiBleed Operation: Defending FortiGate Firewalls Against Large-Scale Credential Harvesting

Introduction Since February 2026, a massive credential-harvesting operation dubbed FortiBleed has been actively targeting over 430,000 Forti...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Jun 23, 2026

AI Agent Supply Chain Compromise: Detection Strategies for Malicious Skills

AI Agent Supply Chain Compromise: Detection Strategies for Malicious Skills Introduction In a stark demonstration of the fragility of the bu...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Jun 23, 2026

WhatsApp Phishing Campaign: VBScript-based Remote Access Attack — Detection and Defense Guide

WhatsApp Phishing Campaign: VBScript-based Remote Access Attack — Detection and Defense Guide Introduction Security Arsenal is tracking an a...

sigma-rulekql-detectionthreat-hunting
Incident ResponseRead Now
Jun 22, 2026

ShapedPlugin Supply Chain Attack: Detection and Remediation of Backdoored WordPress Plugins

Introduction A critical supply chain attack has compromised the build and distribution pipeline of ShapedPlugin, a vendor of popular WordPre...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Jun 22, 2026

AryStinger Router Malware: Defending Legacy SOHO Infrastructure from Proxy Networks

AryStinger Router Malware: Defending Legacy SOHO Infrastructure from Proxy Networks The year is 2026, yet the most dangerous vulnerabilities...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
Previous
Page 11 of 29
Next