Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
Defending Cardiac Data: iRhythm Holdings Cyberattack and PHI Protection
Introduction iRhythm Holdings Inc., a leading manufacturer of cardiac monitoring devices, has disclosed a cybersecurity incident to the U.S....
Slack and Teams Threat Detection: Addressing the SOC Visibility Gap
Introduction The perimeter has dissolved, and for many organizations, the new frontline is the chat window. While email security stacks have...
CVE-2026-50034 and CVE-2026-52866: Apollo Pharmacy APG-01 BT Vulnerabilities — Detection and Defense
Introduction CISA has released ICS Medical Advisory (ICSMA-26-169-01) detailing critical security vulnerabilities affecting the Apollo Pharm...
Operationalizing 'Start Earlier': Integrating Security into the IT Lifecycle for 2026 Resilience
Operationalizing 'Start Earlier': Integrating Security into the IT Lifecycle for 2026 Resilience Introduction In the modern threat landscape...
Shield-6G: Architecting Resilience for the Next-Generation Telecom Stack
Shield-6G: Architecting Resilience for the Next-Generation Telecom Stack In 2026, as we finalize the 5G rollout and begin staring down the b...
Operationalizing CISA BOD 26-04: Transitioning from Static CVSS to Dynamic Exposure Management
Introduction The era of prioritizing vulnerability remediation based solely on static severity scores like CVSS is officially over for feder...
China-Themed Loader Chain: Detecting and Defending Against Dropping Elephant Tradecraft
China-Themed Loader Chain: Detecting and Defending Against Dropping Elephant Tradecraft Introduction Security Arsenal is tracking an active ...
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 ...