Publications

International Conferences and Journals

Paper A, B in progress
Anonymized

CITesting: Systematic Testing of Context Integrity Violations in Cellular Core Networks
Mincheol Son, Kwangmin Kim, Beomseok Oh, CheolJun Park, and Yongdae Kim
The ACM Conference on Computer and Communications Security (ACM CCS’25)
(Accepted)

Denial-of-Service Risks in 5G Devices: Empirical Analysis on Connection Restriction Mechanisms
Beomseok Oh, Mincheol Son, Kwangmin Kim, Jiho Lee, Duckwoo Kim, Taekkyung Oh, CheolJun Park, and Yongdae Kim
The 26th World Conference on Information Security Applications (WISA 25)
(Accepted)

LLFuzz: An Over-the-Air Dynamic Testing Framework for Cellular Baseband Lower Layers
Tuan Dinh Hoang, Taekkyung Oh, CheolJun Park, Insu Yun, and Yongdae Kim
USENIX Security Symposium (USENIX Security’25)
(Accepted)

FirmState: Bringing Cellular Protocol States to Shannon Baseband Emulation
Suhwan Jeong, Beomseok Oh, Kwangmin Kim, Insu Yun, Yongdae Kim, and CheolJun Park
ACM Conference on Security and Privacy in Wireless and Mobile Networks (WiSec’25)
Paper

Automated Exploit Generation for Cellular Security Using Fake UE
Mincheol Son, Kwangmin Kim, Suhwan Jeong, Jiwoo Suh, CheolJun Park, and Yongdae Kim
MobiSec 2024

BASECOMP: A Comparative Analysis for Integrity Protection in Cellular Baseband Software
Eunsoo Kim, Min Woo Baek, CheolJun Park, Dongkwan Kim, Yongdae Kim, and Insu Yun
USENIX Security Symposium (USENIX Security’23)
Paper

LTESniffer: An Open-source LTE Downlink/Uplink Eavesdropper
Tuan D. Hoang, CheolJun Park, Mincheol Son, Taekkyung Oh, Sangwook Bae, Junho Ahn, Beomseok Oh, and Yongdae Kim
ACM Conference on Security and Privacy in Wireless and Mobile Networks (WiSec’23)
Paper · Code

DoLTEst: In-depth Downlink Negative Testing Framework for LTE Devices
CheolJun Park, Sangwook Bae, BeomSeok Oh, Jiho Lee, Eunkyu Lee, Insu Yun and Yongdae Kim
USENIX Security Symposium (USENIX Security’22)
Paper · Code

Watching the Watchers: Practical Video Identification Attack in LTE Networks
Sangwook Bae, Mincheol Son, Dongkwan Kim, CheolJun Park, Jiho Lee, Sooel Son, and Yongdae Kim
USENIX Security Symposium (USENIX Security’22)
Paper · Code

BaseSpec: Comparative Analysis of Baseband Software and Cellular Specifications for L3 Protocols
Dongkwan Kim, Eunsoo Kim, CheolJun Park, Insu Yun, and Yongdae Kim
Network and Distributed System Security Symposium (NDSS’21)
Paper · Code