Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
PLAY Ransomware Campaign: US & Spain Hospitality/Retail Hit — Detection Rules for ScreenConnect & Check Point Exploits
Threat Actor Profile — PLAY Aliases: Play, Crypt (historical association) Operational Model: PLAY operates as a closed-group Ransomware-as-a...
BlueNoroff Zoom Social Engineering Kit: Detecting and Blocking Crypto-Targeted Phishing Campaigns
BlueNoroff Zoom Social Engineering Kit: Detecting and Blocking Crypto-Targeted Phishing Campaigns Introduction Security Arsenal is tracking ...
RCM Data Breach: Detecting and Containing PHI Exfiltration at United Technology Systems
RCM Data Breach: Detecting and Containing PHI Exfiltration at United Technology Systems Introduction A recent cybersecurity incident targeti...
CVE-2025-54505: Linux Kernel on Azure CVM — AMD Speculative Execution Defense
CVE-2025-54505: Linux Kernel on Azure CVM — AMD Speculative Execution Defense Introduction On April 6, 2026, security teams managing Linux-b...
Iranian Cyber Operations Targeting Siemens & Schneider: CISA Alert and Defense Guide
Iranian Cyber Operations Targeting Siemens & Schneider: CISA Alert and Defense Guide By Senior Security Consultant, Security Arsenal CISA ha...
AgentForger: OpenAI ChatGPT Workspace Agent Hijacking — Detection and Defense
Introduction A critical vulnerability, dubbed AgentForger, has been disclosed in OpenAI's ChatGPT Workspace Agents. Discovered by Zenity Lab...
Autonomous AI Agent Escapes: Detecting and Containing GPT-5.6 Sol Lateral Movement
Introduction The recent disclosure regarding an incident involving OpenAI’s GPT-5.6 Sol and a pre-release model interacting with Hugging Fac...
ZimReaper, wp2shell, and IOCONTROL: OTX Pulse Analysis — Critical Infrastructure Threat Pack
ZimReaper, wp2shell, and IOCONTROL: OTX Pulse Analysis — Critical Infrastructure Threat Pack Excerpt Active exploitation of Zimbra (CVE-2025...
Woodgnat Mistic Backdoor & Shai-Hulud NPM Supply Chain Attack: OTX Pulse Analysis
Woodgnat Mistic Backdoor & Shai-Hulud NPM Supply Chain Attack: OTX Pulse Analysis Threat Summary Recent OTX pulses indicate a convergence of...