Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
iRhythm Data Breach: Defending Healthcare PHI from Extortion and Exfiltration
Introduction In June 2026, cardiac monitoring provider iRhythm Technologies disclosed a significant security incident involving the theft of...
iRhythm Breach: Defending Against Third-Party Application Risks in Healthcare
iRhythm Breach: Defending Against Third-Party Application Risks in Healthcare Impact: Critical | Vector: Third-Party Application Compromise ...
Optimizing CTEM: How Tenable One Continuous Controls Validation Redefines Exposure Management
Introduction In 2026, the volume of vulnerabilities disclosed daily has reached a saturation point, driven significantly by frontier AI acce...
SprySOCKS Windows Variant: Active Exploitation of Government Networks — Detection and Response
Introduction The cybersecurity landscape has just become more volatile with the confirmation that SprySOCKS, a malicious software originally...
Active Exploitation of Critical Fortinet FortiSandbox Vulnerabilities: Defending the Threat Detection Layer
Active Exploitation of Critical Fortinet FortiSandbox Vulnerabilities: Defending the Threat Detection Layer By Security Arsenal Consultant I...
DOJ Seizes CFAKE & SOCFAKE: Deepfake Domain Blocking and Detection Guide
DOJ Seizes CFAKE & SOCFAKE: Deepfake Domain Blocking and Detection Guide The U.S. Department of Justice announced Friday that it has seized ...
NIS2 Directive 2026: Operationalizing Compliance and Technical Readiness
Introduction The transition period is over. As we move deeper into 2026, the NIS2 Directive (Directive (EU) 2022/2555) is no longer a theore...
SearchLeak: Microsoft 365 Copilot Enterprise Data Exfiltration — Defense and Detection
Introduction A critical vulnerability chain, dubbed SearchLeak, has been identified in Microsoft 365 Copilot Enterprise, posing a severe ris...
Sniper Dz Social Engineering: Defending Against MENA-Focused Facebook Scams and Browser Alerts
Introduction Security Arsenal is tracking an active campaign dubbed "Sniper Dz," targeting users across the Middle East and North Africa (ME...