Inprogress

📚 Researching on DeFi vulnerability detection techiniques

📚 Researching on LLM prompt injection detection and prevention

📚 Researching on Decentralized ID threat modeling and security framework

Education

🏫 [2024.09~Current] M.S. Candidate in Convergence Security Engineering, Sungshin Women's University, Seoul, Korea (Advisor: Il-Gu Lee) (GPA 4.5/4.5)

🏫 [2019.03~2023.02] B.S. in Convergence Security Engineering, Sungshin Women's University, Seoul, Korea (GPA 4.33/4.5)

Experience

Research Experience

🥼 [2022.03~2023.01] Undergraduate Internship at Pwnlab, Sungshin Women's University (Advisor: Dae-Hee Jang)

🥼 [2022.01-2022.02] Undergraduate Internship at NSSec, Sungshin Women's University (Advisor: Sung-Min Kim)

🥼 [2021.03-2021.12] Undergraduate Internship at CSE Lab, Sungshin Women's University (Advisor: Il-Gu Lee)

Working Experience

🏢 [2025.03-08] Research Assistant(RA) in CSE Lab(Advisor: Il-Gu Lee), Sungshin Women's University

🏢 [2024.03-06] Community Manager for Protocol Camp 6th, Hanwha Life (Dreamplus)

🏢 [2023.07-08] Community Manager for SWF Accelerator, Hanwha Life (Dreamplus)

🏢 [2022.07] Assistant of Center for Women in Science, Engineering and Technology(WISET) Education Program, Sungshin Women's University

Publication

Journals

📄 Eunyoung Lee*, Namryeong Kim*(co-first), Chaerim Han, Nayeon Shin, Ilgu Lee, "rPBFT: Reliable Practical Byzantine Fault  Tolerance Mechanism for Faulty Distributed Networks", Journal of IEEE Transactions on Big Data, 2025. (SCIE, IF5.7, Q1, JCR Top 11.9%)
📄 Hyobeen Cho, Namryeong Kim, Ilgu Lee, "Design and Evaluation of an Intelligent Static Analysis Framework for Detecting Access-Control Vulnerabilities in DeFi Smart Contracts", Journal of the Korea Institute of Information Security & Cryptology, 2025 (KCI). #DeFi 스마트 컨트랙트 접근 제어 취약점 탐지를 위한 지능적 정적 분석 프레임워크의 설계 및 평가

📄 Namryeong Kim, Dongju Ryu, Ilgu Lee, "Code Similarity-Based Framework for Smart Contract Attack Surface Analysis", Journal of Korea Information Assurance Society, Vol. 24, No. 5, 2024 (KCI). # 코드 유사성 비교 기반의 스마트 컨트랙트 공격 표면 분석 프레임워크

📄 Eunyoung Lee, Namryeong Kim, Chaerim Han, and Ilgu Lee, "Evaluation and Comparative Analysis of Scalability and Fault Tolerance for Practical Byzantine Fault Tolerant based Blockchain", Journal of the Korea Institute of Informaiton and Communication Engineering (JKIICE), Vol. 26, No. 2, 2022 (KCI). # 프랙티컬 비잔틴 장애 허용 기반 블록체인의 확장성과 내결함성 평가 및 비교분석

Conference

🎤 Namryeong Kim, Sunwoo Jeong, Hyobeen Cho, Eunseo Youk, Ilgu Lee, "A Retrieval-Augmented Chain-of-Thought Framework for Vulnerability Detection in DeFi Smart Contracts", Annual Conference of KIPS 2025(ACK), Nov. 7. 2025. # Retrieval-Augmented Chain-of-Thought 프레임워크를 활용한 DeFi 스마트 컨트랙트 취약점 탐지

🎤 Hyobeen Cho, Namryeong Kim, Sunwoo Jeong, Eunseo Youk, Ilgu Lee, "A Static Analysis Approaches for Detecting Access Control Vulnerabilities in DeFi Smart Contracts", Annual Conference of KIPS 2025(ACK), Nov. 7. 2025. # DeFi 스마트 컨트랙트 접근 제어 취약점 탐지를 위한 정적 분석 기법

🏅 Sunwoo Jeong, Namryeong Kim, Ilgu Lee, "Attention Pattern Analysis for Prompt Injection Detection", Annual Conference of KIPS 2025(ACK), Nov. 7. 2025. # 어텐션 패턴 분석 기반 프롬프트 인젝션 탐지 시스템(한국정보기술학술단체총연합회 회장상)

🏅 Sunwoo Jeong, Namryeong Kim, Hyobeen Cho, Eunseo Youk, Ilgu Lee, "Watermark-based Prompt Injection Threat Analysis", Annual Conference of KIPS 2025(ACK), Nov. 7. 2025. # 워터마크 기반 프롬프트 인젝션 위협 분석(동상)

🏅 Eunseo Youk, Namryeong Kim, Hyobeen Cho, Sunwoo Jeong, Ilgu Lee, "A Static Analysis Framework for Detecting Smart Contract Business Logic Vulnerabilities", Annual Conference of KIPS 2025(ACK), Nov. 7. 2025. # 스마트 컨트랙트 비즈니스 로직 취약점 탐지를 위한 정적 분석 프레임워크(국가보안기술연구소 소장상)

🎤 Hyobeen Cho, Namryeong Kim, Sunwoo Jeong, Ilgu Lee, "Enhancing DeFi Smart Contract Security via LangChain and Retrieval-Augmented Generation", World Conference on Information Security Applications 2025(WISA), Jeju, Aug. 21. 2025.

🎤 Hyobeen Cho, Namryeong Kim, Ilgu Lee, "Network-Coding Based Multi-Link Transmission for Inter-Satellite Communications", ASK 2025(Annual Symposium of KIPS 2025), May. 31. 2025. # 위성 간 통신을 위한 네트워크 코딩 기반 다중 링크 전송

🎤 Namryeong Kim, Ilgu Lee, "A Fault-Tolerant Consensus Mechanism for Scalable and Reliable Blockchain Systems", IEEE International Conference on Consumer Technology - Pacific (ICCT-Pacific) 2025, Matsue Shimane, Japan, Mar. 31. 2025.

🥇 Namryeong Kim, Dongju Ryu, and Ilgu Lee, "Method for detecting attack surface in smart contract using code similarity techniques," Korea Convergence Security Association 2024 Autumn Conference, The Korea Convergence Security Association, Nov. 8, 2024. # 코드 유사도 기법을 활용한 스마트 컨트랙트 공격 표면 탐지 방법(최우수논문상)

🎤 Namryeong Kim, Ilgu Lee, "Reliable Practical Byzantine Fault Tolerance Mechanism for High Throughput and Low Latency Blockchain Consensus", WISA 2024, Aug. 22. 2024 (Poster)

🥉 Namryeong Kim, Nara Im, Daehee Jang, "A Study on the analysis of security threats and measures in Metaverse," Korea Convergence Security Association 2022 Summer Conference, The Korea Convergence Security Association, Jul. 24. 2022 # 메타버스 내 보안 위협 분석 및 대책에 관한 연구(장려상)

🎤 Eunyeong Ahn, Namryeong Kim, Nara Lim, Jisun Kim, Kyungjin Kim, Daehee Jang, "Analysis of Vulnerabilities and Security Measures in OAuth 2.0," CISC-S'22 (Conference on Information Security and Cryptography-Summer 2022) ,KIISC (Korea Institute of Information Security & Cryptology) # OAuth 2.0의 보안 취약점 분석 및 보안 대책 연구

🎤 Namryeong Kim, Jiwon Ock(*co-first), Seongmin Kim, "Secure de-identification for data privacy with SGX-based Artificial intelligence learning framework," KCSE 2022(The 24th Korea Conference on Software Engineering), Jan. 2022. # 개인정보보호를 위한 SGX기반 학습데이터 비식별화 인공지능 학습 프레임워크

🥇 Eunyoung Lee, Namryeong Kim, Chaerim Han, and Ilgu Lee, "Evaluation Framework for Practical Byzantine Fault Tolerant based Consensus Algorithms," The 50th Korea Institute of Information and Communication Engineering (KIICE) Conference, Oct. 28, 2021. # 프랙티컬 비잔틴 장애 허용 기반의 합의 알고리즘의 평가 프레임워크(우수논문상)

Honors and Awards

Awards

🏅National Security Techonology Research Institute Director Award, in Annual Symposium of KIPS 2025. # 한국정보처리학회 추계학술대회 국가보안기술연구소 소장상

🏅Korea Information Techonology Association President's Award, in Annual Symposium of KIPS 2025. # 한국정보처리학회 추계학술대회 한국정보기술학술단체총연합회 회장상

🏅The Third Prize, in Annual Symposium of KIPS 2025. # 한국정보처리학회 추계학술대회 동상

🥇 Best Paper Award, 2024, KCGSA President, in Korea Convergence Security Association 2024 Autumn Conference. # 한국융합보안학회 추계학술대회 학회장상(최우수논문상)

🥇 The First Prize, 2024, 2024 Convergence Security Creative Software Competition, Sungshin Women's University. # 2024 성신여대 소프트웨어 경진대회 최우수상

🥇 The First Prize, 2024, Protocol Camp 5th with Dreamplus X HASHED. # 프로토콜캠프 5기 최우수상(한화생명 드림플러스, 해시드 주최)

🥇 The First Prize, 2023, Sungshin CSE x I.Sly() CTF. # 성신여대 융합보안공학과 x I.Sly() CTF 최우수상

🥉 The Third Prize, 2022, by The Korea Convergence Security Association, in Korea Convergence Security Association 2022 Summer Conference. # 한국융합보안학회 하계학술대회 장려상

🥇 Excellent Paper Award, 2021, KIICE President, in the 50th Korea Institute of Information and Communication Engineering (KIICE) Conference. # 한국정보처리학회 추계학술대회 우수논문상 

Certificate

🗂️ [2024.09] Engineer Information Processing, Human Resources Development Service of Korea # 정보처리기사

Patents

Granted

💾 [Code Copyright] "Solidity compiler version automatic detection and installation management program", C-2025-031742, Jul. 10, 2025. # 솔리디티 컴파일러 버전 자동 탐지 및 설치 관리 프로그램

💾 [Code Copyright] "Global lock-based smart contract security module", C-2025-031743, Jul. 10, 2025. # 글로벌 락 기반 스마트 컨트랙트 보안 모듈

Professional Activity 

Major Club

🔮 [2021.01~2022.12] HASH, a Hacking Club in Sungshin Women's University # 성신여자대학교 융합보안공학과 해킹동아리 HASH 창설

  🔮 Founding Member

🔮 [2021.03~2021.12] The vice president of HASH

    🔮 [2022.01~2022.12] The president of HASH

External Activities

💻 [2025.05~2025.12] Convergence Security Crew, Learned how to detect DeFi Vulnerabilities with LLM and prevent LLM Prompt Injection (Team Leader) # 융합보안크루 2기 AI 보안팀 리더(on-going)

💻 [2023.09~2023.12] ProtocolCamp 5th, Developed a VSCode security assistant that provides real-time security analysis for smart contract development and testing (Team Leader) # 프로토콜캠프 5기(한화생명 드림플러스, 해시드) AntiBug 팀리더

💻 [2023.03~2023.06] DreamPlusAcademy, Learned cutting-edge blockchain security skills, developed static analysis-based automated smart contract vulnerability detector # 드림플러스 아카데미 2기(한화생명 드림플러스, 티오리) Join 소속

CTF

💻 [2023.1.16] Team 역은카와 아이들, Sungshin CSE x I.Sly() CTF, 1st 

💻 [2021.11.11] Team HAC, Power of XX, Korea, 8th

Press