Security Insights

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

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sigma-rule259 articles
May 29, 2026

GREYVIBE: Defending Against Russian AI-Powered Cyberattacks Targeting Ukraine

Introduction WithSecure has attributed a persistent campaign, active since at least August 2025, to a previously undocumented Russian-speaki...

sigma-rulekql-detectionthreat-hunting
Incident ResponseRead Now
May 29, 2026

Gogs Zero-Day Unauthenticated RCE Vulnerability: Detection and Mitigation Guide

Gogs Zero-Day Unauthenticated RCE Vulnerability: Detection and Mitigation Guide Excerpt Internet-facing Gogs instances are vulnerable to una...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
May 28, 2026

FortiClient EMS Critical Vulnerability Exploited for Credential Theft — Detection and Remediation Guide

FortiClient EMS Critical Vulnerability Exploited for Credential Theft — Detection and Remediation Guide Introduction Active exploitation of ...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
May 28, 2026

JINX-0164 macOS Malware Targeting Crypto Firms: Detection and Defense Guide

Introduction JINX-0164, a sophisticated threat actor, has launched a targeted campaign against cryptocurrency firms using fake recruiter lur...

sigma-rulekql-detectionthreat-hunting
Incident ResponseRead Now
May 27, 2026

Grandoreiro Banking Trojan & BTMOB RAT: Detection and Incident Response Guide

Introduction Security teams must heighten defenses against active campaigns deploying the Grandoreiro banking trojan and BTMOB RAT. Recent i...

sigma-rulekql-detectionthreat-hunting
Incident ResponseRead Now
May 27, 2026

AI Chatbot-Driven Cryptojacking Campaign: Analysis and Defensive Hunting Strategies

Introduction Microsoft Defender Experts have issued a critical warning regarding an active cryptojacking campaign that weaponizes the trust ...

sigma-rulekql-detectionthreat-hunting
SOC & MDRRead Now
May 26, 2026

Tycoon 2FA AiTM Phishing: Detection Engineering for Entra ID and Google Workspace

Tycoon 2FA AiTM Phishing: Detection Engineering for Entra ID and Google Workspace Introduction Tycoon 2FA represents a sophisticated evoluti...

sigma-rulekql-detectionthreat-hunting
Platform & AutomationRead Now
May 26, 2026

MiniFast and MiniJunk V2: Detecting Iranian SEO Poisoning and Social Engineering Attacks

Introduction A sophisticated campaign attributed to Iranian state-sponsored hackers—likely aligning with the track record of TA456 (Tortoise...

sigma-rulekql-detectionthreat-hunting
Incident ResponseRead Now
May 25, 2026

TrapDoor Supply Chain Attack: Credential-Stealing Malware in npm, PyPI, and Crates.io

Introduction A sophisticated and coordinated supply chain attack, codenamed TrapDoor, has been actively targeting the developer ecosystem si...

sigma-rulekql-detectionthreat-hunting
Vulnerability ManagementRead Now
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