
Younghoo Lee
Younghoo is a Principal Data Scientist at Sophos AI. He is dedicated to researching and developing machine learning models to detect malicious emails, binaries, and categorize web content. He also employs Large Language Models (LLMs) to improve automation within Security Operations. He has shared his insights on ML topics at Black Hat, RSA and Virus Bulletin. Prior to joining Sophos, he contributed to malware classification systems at Symantec and worked on mobile software platforms at Samsung Electronics. Outside of his work, Younghoo delights in discovering bushwalking trails around Sydney.
Content by Younghoo Lee

AI Research
Featured
Large Language Models
Multimodal AI
Sophos X-Ops
spam detection
Web Content Filtering
The sixth sense for cyber defense: Multimodal AI
March 19, 2025

AI Research
deepspeed
Featured
LLM
LLM tuning
DeepSpeed: a tuning tool for large language models
December 13, 2024

AI Research
Threat Research
adversarial ai
artificial intelligence
Featured
Generative AI
scams
Sophos X-Ops
The Dark Side of AI: Large-Scale Scam Campaigns Made Possible by Generative AI
November 27, 2023

Naked Security
artificial intelligence
BEC
Defcon
Using AI to fight hand-crafted Business Email Compromise
August 21, 2020