Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
Russian Router Targeting: Hardening Critical Infrastructure Edge Devices
Introduction A joint advisory from the FBI, CISA, NSA, and international partners has issued a stark warning: Russian state-sponsored actors...
QuimaRAT and BusySnake: Detection and Hardening for Cross-Platform RATs and Stealers
QuimaRAT and BusySnake: Detection and Hardening for Cross-Platform RATs and Stealers Introduction The latest Security Affairs Malicious Soft...
Defending Against O-UNC-066: Fake Microsoft Entra Passkey Enrollment Attacks
Introduction Security Arsenal is tracking an active campaign identified by Okta as O-UNC-066, targeting organizations across multiple sector...
WP-SHELLSTORM: Mass WordPress Backdoor Campaign Exposed — Defense Guide
WP-SHELLSTORM: Mass WordPress Backdoor Campaign Exposed — Defense Guide Introduction In July 2026, the security community gained a rare, uno...
MODBEACON RAT: Detecting Silver Fox's Rust-Based gRPC C2 Infrastructure
Introduction The threat landscape has shifted again with the emergence of MODBEACON, a new Rust-based Remote Access Trojan (RAT) attributed ...
Friendly Fire: Mitigating Autonomous AI Agent Code Execution Risks
Friendly Fire: Mitigating Autonomous AI Agent Code Execution Risks A new proof-of-concept attack dubbed "Friendly Fire" has exposed a critic...
Defending Against Pro-Russian Hacktivism: Countering CARR and NoName057(16) DDoS Operations
Defending Against Pro-Russian Hacktivism: Countering CARR and NoName057(16) DDoS Operations Introduction In a significant development highli...
Defending Against Pro-Russian Hacktivism: Detecting CARR and Z-Pentest Operations
Introduction The recent arrest by Spain's National Police of an active member of the CyberArmy of Russia Reborn (CARR) and Z-Pentest serves ...
Opera GX Silent Mod Installation Flaw: Detection and Remediation
Introduction Security Arsenal is tracking a significant supply-chain style vulnerability affecting Opera GX, the gaming-centric browser. Res...