Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
Instructure Canvas Incident: Detecting Unauthorized Access and Data Exfiltration
Instructure Canvas Incident: Detecting Unauthorized Access and Data Exfiltration Introduction Instructure, the provider of the ubiquitous Ca...
BlackCat/ALPHV Ransomware: Insider Facilitation Sentencing and Defensive Detection Strategies
BlackCat/ALPHV Ransomware: Insider Facilitation Sentencing and Defensive Detection Strategies Introduction The U.S. Department of Justice ha...
Cordial Spider & Snarky Spider: SaaS Extortion via Vishing and SSO Abuse — Detection & Response Guide
Introduction Security Arsenal is tracking active campaigns involving two distinct threat clusters—Cordial Spider (tracked as UNC6671, O-UNC-...
Epic MyChart Migration Risk: Mitigating Insider Threats and Operational Gaps During IT Workforce Reductions
Epic MyChart Migration Risk: Mitigating Insider Threats and Operational Gaps During IT Workforce Reductions Introduction Central Maine Healt...
CVE-2026-31431: Linux Kernel Incorrect Resource Transfer — Detection and Remediation Guide
CVE-2026-31431: Linux Kernel Incorrect Resource Transfer — Detection and Remediation Guide On May 1, 2026, CISA added CVE-2026-31431 to the ...
AccountDumpling Campaign: Google AppSheet Social Engineering Relay Detection & Defense
Introduction A newly identified operation, codenamed AccountDumpling by Guardio researchers, highlights a sophisticated evolution in social ...
Infostealer Surge: TeamPCP Supply Chain, LofyStealer & KYCShadow Analysis
Threat Summary Recent OTX Pulse activity indicates a coordinated surge in credential theft operations utilizing diverse initial access vecto...
FULCRUMSEC Ransomware: 2026-05 Campaign Targets US Healthcare & Tech via Mail Exploits
Threat Actor Profile — FULCRUMSEC FULCRUMSEC is a rapidly evolving Ransomware-as-a-Service (RaaS) operation that emerged in late 2025. Unlik...
Criminal IP Securonix ThreatQ Integration: Enhancing Threat Intelligence with Exposure-Based Context
Criminal IP Securonix ThreatQ Integration: Enhancing Threat Intelligence with Exposure-Based Context Introduction In a landscape where threa...