Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
Russian State-Sponsored Network Device Targeting: Critical Infrastructure Defense Guide
Russian State-Sponsored Network Device Targeting: Critical Infrastructure Defense Guide Introduction Officials have once again issued a crit...
ModHeader Extension Takedown: Detecting and Removing the Dormant Data Collector
ModHeader Extension Takedown: Detecting and Removing the Dormant Data Collector Introduction In a swift response to a significant supply-cha...
CrashStealer macOS Malware: Countering Notarized Dropper Gatekeeper Bypasses
Introduction The macOS threat landscape has matured significantly, and the emergence of CrashStealer in July 2026 marks a troubling escalati...
ASD Alert: CMS Webshell Campaigns — Detection and Hardening Guide
Introduction The Australian Signals Directorate (ASD) has issued a critical alert regarding a global, ongoing campaign targeting Content Man...
APT-C-60 Campaign Targets Critical Infrastructure via Zero-Day Collaboration Platform Exploit
APT-C-60 Campaign Targets Critical Infrastructure via Zero-Day Collaboration Platform Exploit Introduction JPCERT has released a critical ad...
ShareFile Storage Zones: Emergency Isolation and Active Compromise Detection
Introduction On the evening of July 10, 2026, Progress Software issued an urgent “Service Disruption” notification to ShareFile customers wi...
Ryuk Affiliate Conviction: Active Defense Against Manual Big Game Hunting TTPs
Introduction The recent guilty plea of Armenian national Karen Serobovich Vardanyan for his role in the Ryuk ransomware attacks between 2019...
Wireshark 4.6.7: Remediation Guide for Critical Vulnerability Fix
Introduction On Saturday, July 11th, 2026, the Wireshark project released version 4.6.7, a critical security update addressing 12 distinct v...
Defending Against GitHub API Recon: Ghost Accounts Campaign Detection & Mitigation
Introduction Security Arsenal is tracking a significant rise in mass reconnaissance campaigns targeting software supply chains. Recent intel...