Joe Choi

SOC Automation Quality Engineer

Joe Choi is a SOC Automation Quality Engineer at Dropzone AI, where he brings frontline SOC experience to the development of smarter, faster, and more reliable automation. Before joining Dropzone AI, Joe worked as a Detection and Response Analyst at Expel, leading incidents, triaging alerts, and mentoring teammates. He is passionate about combining real-world SOC expertise with automation to create solutions that meaningfully improve how security teams work.

Explore more posts from Joe Choi

Inside the SOC

From Subtle Anomalies to Confirmed Malice: Reconstructing a Malicious Installer Attack Chain

Why would a scheduled task run every 18 minutes? That question led to a spoofed Microsoft Teams page, a signed installer, and a hidden DLL. One anomaly unraveled a full compromise.

Joe Choi

April 15, 2026

Inside the SOC

How an AI Analyst Reasoned Through an Atypical Travel Alert

Autonomous investigation resolves Entra ID impossible travel alerts in minutes. Case study: IPv6 analysis, MFA validation, calendar data correlation. View methodology.

Joe Choi

December 12, 2025