Ph.D Student, Graduate School of Information Security, KAIST
I’m working at CysecLab.
E-mail: wbs79 (at) kaist (dot) ac (dot) kr
Curriculum Vitae

Research Interests

Systems Security, Operating Systems, Hardware Security Module

Honors and Awards

• 2025 ACSAC Student Conferenceship
• The National Scholarship for Science and Engineering 2020 - 2022
• SKKU Bugbounty, 3rd place

Publications

PIM-ORAM: Towards Oblivious RAM Primitives in Commodity Processing-In-Memory
Byeongsu Woo, Duy Kha Dinh, Youngkwang Han, Brent Byunghoon Kang*, Hojoon Lee*
2025 Annual Computer Security Applications Conference (ACSAC)
Honolulu, HI, USA, December 2025, AR: 20.7% (84/406) [paper, slide, code]

Interstellar: Fully Partitioned and Efficient Security Monitoring Hardware Near a Processor Core for Protecting Systems against Attacks on Privileged Software
Yongho Song, Byeongsu Woo, Youngkwang Han*, Brent Byunghoon Kang*
2024 ACM SIGSAC Conference on Computer and Communications Security (CCS)
Salt Lake City, USA, October 2024, AR: 16.9% (331/1964) [paper]

GENESIS: A Generalizable, Efficient, and Secure Intra-kernel Privilege Separation
Seongman Lee, Seoye Kim, Chihyun Song, Byeongsu Woo, Eunyeong Ahn, Junsu Lee, Yeongjin Jang*, Jinsoo Jang*, Hojoon Lee*, Brent Byunghoon Kang*
39th ACM/SIGAPP Symposium On Applied Computing (SAC) 2024
Avila, Spain, April 2024, AR: 23.3% (180/773) [paper]

Other

Outside of research, I’m also studying classical singing.

Classical Singing Performances

• The 6th KAIST COOP Vocal Music Lesson Concert, January 2026
• The 5th KAIST COOP Vocal Music Lesson Concert, January 2025
• 2024 Festival of Harmony, November 2024
• The 4th KAIST COOP Vocal Music Lesson Concert, December 2023