Blog Contributor

Antonia Feffer

Antonia Feffer

Lead Detection Engineer

As the Detection Engineer Lead for MITRE’s Center for Threat-Informed Defense, Antonia explores cyber problems and develops innovative solutions that drive detection engineering forward. She is passionate about cyber-focused analytic development and defensive strategy, stemming from her previous work as a Cyber Operations Officer in the US Army before joining MITRE. Outside of work, Antonia enjoys spending time with her family adventuring around Colorado and making great memories.

More About Our Team

Context to Confidence: The Next Phase of Ambiguous Techniques Research

By Mike Cunningham, Antonia Feffer in Blog

February 19, 2026

MITRE CTID’s latest ambiguous techniques research turns context into confidence with minimum telemetry requirements and a confidence scoring model that helps detection engineers pick the right log sources for robust, low-noise detections.

Continue reading

Ambiguous Techniques: Determine Malice through Context

By Antonia Feffer, Mike Cunningham, Suneel Sundar in Blog, Detection Engineering

May 13, 2025

An ambiguous technique is a MITRE ATT&CK® technique whose observable characteristics are insufficient to determine intent. This means that the observable data does not allow us to confidently ascertain whether the intent…

Continue reading

Categories

Tags