Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
OpenSSL HollowByte Memory Exhaustion Bug: Detection and Mitigation Guide
Introduction Security teams must immediately address the disclosure of HollowByte, a significant denial-of-service (DoS) vulnerability in Op...
2026 SOC & MDR Advisory: Strengthening Enterprise Defense Through Patch Management
Introduction As we navigate through 2026, the threat landscape continues to evolve at an unprecedented pace. Security Arsenal's latest intel...
Defending Against 'Clean' Residential Proxy Carding: Identity Evasion Detection
Introduction The landscape of carding has shifted dramatically. Traditional defenses relying on IP reputation and simple geolocation blocks ...
The Gentlemen Ransomware Overtakes Qilin — Threat Analysis and Defensive Playbook
Introduction The ransomware landscape is notoriously volatile, but the latest intelligence from ReliaQuest confirms a significant shift that...
ACR Stealer & ClickFix: Detecting Browser Token Theft and M365 Data Exfiltration
Introduction Defenders are currently facing a renewed and highly effective infection chain using "ClickFix" social engineering to deploy the...
Unit 42 2026 Global IR Report: Defending Against AI-Augmented Attack Automation
Introduction The release of the Unit 42 2026 Global Incident Response Report marks a definitive shift in the threat landscape. We are no lon...
GoldenEyeDog Code-Signing Abuse: Detecting Stolen Certificates from DigiCert Breach
GoldenEyeDog Code-Signing Abuse: Detecting Stolen Certificates from DigiCert Breach Introduction The July 2026 breach of DigiCert represents...
Abbott Laboratories Breach: Defending Legacy Diagnostic Systems Against Extortion
Abbott Laboratories Breach: Defending Legacy Diagnostic Systems Against Extortion Introduction Abbott Laboratories is actively managing two ...
HollowByte: OpenSSL Memory Exhaustion Flaw — Detection and Mitigation Strategies
Introduction A critical vulnerability, dubbed HollowByte, has been identified impacting OpenSSL servers. This flaw allows unauthenticated at...