Sohyun Park

Updated on Sep 17, 2025

Research Area

• Communications, Networks, and Security

  • Communications and network theory

  • Information theory, security, hacking and defense

  • Physical layer security for wireless network

  • AI-assisted secure IoT/wireless network

• Financial Security

  • Digital ID & Security

  • Digital Wallet

  • Blockchain & Decentralized Finance

Education

• 2022.03 ~ 2025.08 Ph.D. in Future Convergence Technology Engineering, Sungshin Women's University, Seoul, Korea

• 2020.03 ~ 2022.02 M.S. in Future Convergence Technology Engineering, Sungshin Women's University, Seoul, Korea

• 2016.03 ~ 2020.02 B.S. in Convergence Security, Sungshin University, Seoul, Korea

• 2012.03 ~ 2015.02 Daewon Foreign Language High School (DFLHS), Seoul, Korea

Work Experience

• Sungshin Women's University, Seoul, Korea (Sep. 2025 - Present)

  • Postdoctoral Researcher

  • Convergence Security Engineering Research Institute

• ETRI, Daejeon, Korea (Mar. 2022 - Jan. 2023)

  • Student Researcher

  • Smart Data Research Section

  • Blockchain-Big Data Research Dept.,  Artificial Intelligence Research Lab.

Professional Activity

• Member of IEEE 802.11 Forum (2023.03. - Present)

• Department of Convergence Security Engineering Teaching Assistant (Mar. 2020 - Dec. 2020)

• Convergence Security Engineering (CSE) Lab leader, Department of Future Convergence Technology Engineering, Sungshin University (Mar. 2020 - Feb. 2021)

• Vice president of student council, Dept. of Convergence Security Engineering, Sungshin University (Dec. 2017 - Dec. 2018)

Invited Talks

• Open Source-based Endpoint Detection and Response (ETRI, Sep. 2024)

R&D Projects

• Attack Surface Analysis and Digital Immunity Technologies for Low Earth Orbit Satellite-Based Internet of Things: Firmware Vulnerability Analysis and Automatic Recovery Technology (MSIT, NRF), 2025.03.01-2028.02.28

  • 우수 중견 연구: 저궤도 위성 기반의 사물인터넷의 공격표면 분석 및 디지털 면역 기술: 펌웨어 취약점 분석 및 자동복구 기술 (과학기술정보통신부, 한국연구재단), 2025.06.01-2028.05.31

• R&D on Information Security Core Technologies: Development of anti-sniffing technology for mobile communication and AirGap environments (MSIT, IITP), 20224.06.01-2026.12.31

  • 정보보호핵심원천기술개발사업: 이동통신 및 AirGap 환경에서 스니핑 방지 기술 개발 (과학기술정보통신부, 정보통신기획평가원), 2024.06-01-2026.12.31 

• Training Industrial Security Proffesionals for High-Tech Industry (MOTIE), 2024.3.1.-2025.2.28.

  • 첨단산업기술보호 전문인력양성: 정보통신첨단기술보호 (산업통상자원부, 한국산업기술진흥원), 2024.03.01-2029.02.28

• ICT Innovative Talent 4.0: Next Generation Communication Network and Security (MSIT), 2022.07.-2026.12. 

  • 인공지능을 위한 네트워크 기술 연구개발 및 ICT혁신인재양성 (과학기술정보통신부, 정보통신기획평가원), 2022.07.-2026.12. 

• Trend analysis of digital ID standards and security technologies (KOMSCO), 2023.4.1.-2023.10.31.

  • 디지털 ID 표준과 디지털 ID 보안 기술 분석 (한국조폐공사), 2023.4.1.-2023.10.31.

• Research on Highly Reliable and Efficient P2P Network Security Systems (WISET), 2023.4.1.-2023.10.31. 

  • 고신뢰 고효율 P2P 네트워크 보안 기술 연구 (한국여성과학기술인육성재단), 2023.4.1.-2023.10.31.

• Training R&D professionals to protect industrial technology based on the 4th industrial revolution (MOTIE), 2022.2. - 2024.2.

  • 4차산업혁명기반 산업보안전문인력양성사업: 디지털헬스케어 산업보안기술 및 인재양성 (산업통상자원부, KIAT), 2021.3.-2024.2.

• Development of Big Blockchain Data Highly Scalable Distributed Storage Technology for Increased Applications in Various Industries (MSIT), 2022.03.- 2023.01.

  • 다양한 산업 분야 활용성 증대를 위한 대규모/대용량 블록체인 데이터 고확장성 분산 저장 기술개발 (한국연구재단), 2022.03.-2023.01.

• Research on Data Forgery Prevention Technology of Massive Smart IoTs (MSIT), 2020.06.-2022.2.28.

  • 대규모 지능형 사물인터넷의 데이터 위변조 방지 기술에 관한 연구 (한국연구재단), 2020.06.-2023.02.

• Analysis of Open-Source based EDR for Next Generation Threat Detection Systems (NSR), 2020.04.-2020.10. 

  • 차세대 위협 탐지 시스템을 위한 오픈소스 EDR 기술 분석 (국가보안기술연구소), 2020.04.-2020.10.

• Security Visualization Technology Research and Development for Internet of Things (MSIT), 2019.09.-2020.08.

  • 사물인터넷을 위한 보안성 시각화 기술 연구개발 (한국연구재단), 2017.09.-2020.08.

Publications

Journals

    International

1. So-Hyun Park, So-Yeon Kim, So-Hui Kim, Il-Gu Lee, "Achieving High Efficiency and High Throughput in Erasure Code-Based Distributed Storage for Blockchain," Sensors, 2025 (SCIE, IF 3.9, Q2, JCR Top 30.9%)

2. Soyoung Joo, So-Hyun Park (Co-1st author), Hye-Yeon Shim, Ye-Sol Oh, Il-Gu Lee, "Machine Learning-Based Detection and Selective Mitigation of Denial-of-Service Attacks in Wireless Sensor Networks," CMC-Computers, Materials & Continua, Vol. 82(2), pp.2475-2494 Feb.17, 2025 (SCIE, IF 2.1)

3. So-Yeon Kim, So-Hyun Park, Jung Hoon Lee, Il-Gu Lee, "Secure Triggering Frame-Based Dynamic Power Saving Mechanism Against Battery Draining Attack in WiFi-enabled Sensor Networks," Sensors, 2024 (SCIE, IF 3.4, Q2). 

4. So-Hyun Park, Sun-Woo Yun, So-Eun Jeon, Na-Eun Park, Hye-Yeon Shim, Yu-Rim Lee, Sun-Jin Lee, Tae-Rim Park, Na-Yeon Shin, Min-Jin Kang, and Il-Gu Lee, "Performance Evaluation of Open Source Endpoint Detection and Response combining Google Rapid Response and osquery for Threat Detection," IEEE Access, Vol. 10, pp.20259-20269, Feb. 2022 (SCI, IF 3.367).

5.  So-Hyun Park, Soyoung Joo, and Il-Gu Lee, "Secure Visible Light Communication System via Cooperative Attack Detection Techniques," IEEE Access, Vol. 10, pp. 20473-20485, Feb. 2022(SCI, IF 3.367).


6.  Na-Eun Park, So-Hyun Park, Ye-Sol Oh, Jung-Hyun Moon and Il-Gu Lee, "Distributed Authentication Model for Secure Network Connectivity in Network Separation Technology," Sensors, Vol. 22, No.  2, p. 576, Jan. 2022 (SCI, IF 3.576).

    Domestic

1. Do-Eun Kim, So-Hyun Park, Il-Gu Lee, "Hierarchical Watermarking Techniques Combining Error Correction Codes," KIPS Transactions on Computer and Communication Systems, 2024 (KCI)

   • 김도은, 박소현, 이일구, "오류 정정 부호를 결합한 계층적 워터마킹 기법," KIPS Transactions on Computer and Commuication Systems, 2024 (KCI)

2.  Sun-Woo Yun, Il-Gu Lee, So-Hyun Park, Na-Eun Park, So-Eun Jeon, Ye-Sol Oh, Ji-Eun Lee, "Industrial Security Technologies and Policies for Smart Logistics Utilizing Drones," Korean Journal of Industrial Security, Vol. 11, No. 1, pp. 137-161, 2021 (KCI). 

   • 윤선우, 이일구, 박소현, 박나은, 전소은, 오예솔, 이지은, "드론을 활용한 스마트 물류 산업보안 기술 및 정책", 한국산업보안연구, 11(1), 137-161. 2021 (KCI).

3. So-Hyun Park, Il-Gu Lee, Sun-Woo Yun, "A Study on Sensor Data Forgery Prevention Technology and Policies for 5G enabled Internet of Things," Korean Journal of Industrial Security, Vol. 10, No. 3, pp. 187-206, 2020 (KCI). 

   • 박소현, 이일구, 윤선우, "5G 기술 기반의 사물인터넷을 위한 센서 데이터 위변조 방지 기술과 정책에 대한 연구", 한국산업보안연구, 10(3), 187-206, 2020 (KCI).

Conferences

    International

1. Do-Eun Kim, So-Hyun Park, Il-Gu Lee, "Dual Broker-Based Message Queuing Telemetry Transport Protocol for Secure Authentication," The 8th International Conference on Mobile Internet Security (Mobisec Workshop), Sapporo, Japan, Dec. 2024 (Poster)

2. Chae-Won Song, So-Hyun Park, Il-Gu Lee, "Robust and Invisible Digital Watermark Utilizing Multi-Bit and Multi-Pixel Embedding Techniques," The 8th International Conference on Mobile Internet Security (Mobisec Workshop), Sapporo, Japan, Dec. 2024 (Poster) 

3. Do-Eun Kim, So-Hyun Park, Il-Gu Lee, "Error Correction Code-Based Two-Layer Digital Watermarking Technique," The 25th World Conference on Information Security Applications (WISA), Jeju, Korea, Aug. 2024 (Poster)

4. Chae-Won Song, So-Hyun Park, Il-Gu Lee, "Repeated Embedding Techniques of Duplicated Least Significant Bits for Secure Digital Watermarks," The 25th World Conference on Information Security Applications (WISA), Jeju, Korea, Aug. 2024 (Poster)

5. So-Hyun Park, So-Yeon Kim, So-Hui Kim, and Il-Gu Lee, "Trigger-based Automatic Request for Effective Data Recovery of Erasure Coded Blockchain Storage", The 7th International Conference on Mobile Internet Security (Mobisec), Okinawa, Japan, Dec. 2023.

6. So-Hyun Park and Il-Gu Lee, "Physical Layer Security Mechanism for Secure Trigger-based Uplink Multi-user Transmission," The 24rd World Conference on Information Security Applications, Jeju Island, South Korea, Aug. 2023.

7. Sun-Jin Lee, Hye-Yeon Shim, Yu-Rim Lee, Tae-Rim Park, So-Hyun Park, and Il-Gu Lee, "A Study on Systematic Ransomware Detection Techniques," 23rd IEEE International Conference on Advanced Communications Technology (ICACT), Feb. 2021.

8. So-Hyun Park, and Il-Gu Lee, "Effective Voice Fuzzing Method for Finding Vulnerabilities in AI Speech Recognition Devices, " IEEE International conference on Intelligence and Security Informatics (ISI), Nov. 2020. 

    Domestic

1. So-Hyun Park, Il-Gu Lee, "Secure Physical Layer Key Generation in Untrusted Wireless Relay Communications and Networks," Annual Symposium of KIPS 2024, Pyeongchang, Korea, May. 2024.

   • 박소현, 이일구, "비신뢰 무선 릴레이 통신 네트워크의 안전한 물리계층 키 생성 기법," Annual Symposium of KIPS 2024, Pyeongchang, Korea, May. 2024.

2. Chae-Won Song, So-Hyun Park, Il-Gu Lee, "Robust Digital Watermark Segmentation-based Embedding Techniques against Distortion Attacks," Annual Symposium of KIPS 2024, Pyeongchang, Korea, May. 2024.

   • 송채원, 박소현, 이일구, "왜곡 공격에 강인한 디지털 워터마크 분할 삽입 기법," Annual Symposium of KIPS 2024, Pyeongchang, Korea, May. 2024.

3. Do-Eun Kim, So-Hyun Park, Il-Gu Lee, "Hierachical watermarking technique for detecting digital watermarking attacks," Annual Symposium of KIPS 2024, Pyeongchang, Korea, May. 2024.

   • 김도은, 박소현, 이일구, "디지털 워터마킹 공격 탐지를 위한 계층적 워터마킹 기법," Annual Symposium of KIPS 2024, Pyeongchang, Korea, May. 2024.

4. So-Hyun Park, Yu-Jin Hwang, Han-Na Jang, Ye-Eun Shin, and Il-Gu Lee, "Privacy-preserving Digital Identity System for Drone Remote Identification", Korea Convergence Security Association (KCSA) conference Fall 2023.

   • 박소현, 황유진, 장한나, 신예은, 이일구, "드론 원격 식별을 위한 프라이버시 보호 디지털 신원 시스템", 한국융합보안학회 2023년 추계학술대회.

5. Yu-Jin Hwang, So-Hyun Park, and Il-Gu Lee, "Evaluation Framework and Metric of blockchain-based Personal Data Storage Systems ", Korea Convergence Security Association (KCSA) conference Fall 2023.

   • 황유진, 박소현, 이일구, "블록체인 기반 개인 데이터 저장소 시스템 평가 프레임워크와 지표", 한국융합보안학회 2023년 추계학술대회.

6. Han-Na Jang, So-Hyun Park, and Il-Gu Lee, "System Design of a Memory-efficient Cloud-based Personal Data Storage", Korea Convergence Security Association (KCSA) conference Fall 2023.

   • 장한나, 박소현, 이일구, "메모리 효율적인 클라우드 기반 개인 데이터 저장소 시스템 설계", 한국융합보안학회 2023년 추계학술대회.

7. Ye-Eun Shin, So-Hyun Park, and Il-Gu Lee, "System Design of MyData Service for Low Latency Data Synchronization from Multiple Sources", Korea Convergence Security Association (KCSA) conference Fall 2023.

   • 신예은, 박소현, 이일구, "다중 출처 정보의 저지연 동기화를 위한 마이데이터 시스템 설계", 한국융합보안학회 2023년 추계학술대회.

8. Sohyun Park, Beongjun Choi, Changsoo Kim, Myungcheol Lee, Il-Gu Lee, "Erasure Code-based Distributed Storage System for Storage-Efficient Hyperledger Fabric Blockchain," KICS Fall Conference, Nov. 16, 2022. 

   • 박소현, 최병준, 김창수, 이명철, 이일구, "저장 효율적인 하이퍼레저 패브릭 블록체인을 위한 소거 코드 기반 분산 저장 시스템", 2022년도 한국통신학회 동계종합학술발표회.

9. So-Hyun Park, Soyoung Joo, and Il-Gu Lee, "Vulnerabilities and Attack Methods in Visible Light Communications Channel," The 50th Korea Institute of Information and Communication Engineering (KIICE) Conference, Oct. 28, 2021.

   • 박소현, 주소영, 이일구, "가시광 통신 채널의 취약성 및 공격 방법", 한국정보통신학회 2021 추계종합학술대회.

10. So-Hyun Park, Sun-Woo Yun, and Il-Gu Lee, "Remote Live Forensics for Massive Intrusion Detection and Response," KAIS/KAF Joint Conference, Aug. 19, 2021.


    • 박소현, 윤선우, 이일구, "대규모 침해사고 대응을 위한 원격 라이브 포렌식", 한국산업보안연구학회/한국포렌식학회 2021 하계공동학술대회.

11. Jeong Yeon Oh, Jin Min Lee, So-Hyun Park, Il-Gu Lee, "A Study on RegTech for Blockchain-Based Online Transactions, " Korea Society of Blockchain, Nov. 2020.

Articles

1. 차세대 디지털 자산 보호 관리 기술, 전자금융과 금융보안 (2024.3.4) [Link]

Patents

    Granted

1.  Il-Gu Lee, So-Hyun Park, Sun-Woo Yun, Na-Eun Park, So-Yeon Kim, Eun-Young Lee, So-Hyun Bae, Ye-Sol Oh, Jung-Hyun Moon, "Network information security method and apparatus," Korea,  Patent. No. 10-2421722, Jul. 12, 2022 (Filed at Sep. 28, 2020).

   • 네트워크 정보 보호 방법 및 장치 (이일구, 박소현, 윤선우, 박나은, 김소연, 이은영, 배소현, 오예솔, 문정현), 대한민국, 등록 특허, 10-2421722, 2022.04.05 (출원일 2020.09.28)

2.  Il-Gu Lee, So-Hyun Park, Sun-Woo Yum, Yu-Rim Lee, Sun-Jin Lee, TaeRim Park, Hye-Yeon Shim, "Drone system and operation method thereof," Korea, Patent, No. 10-2320573, Dec.27, 2021 (Filed at Dec.27, 2021)

   • 드론 시스템 및 드론 시스템의 동작 방법 (이일구, 박소현, 윤선우, 이유림, 이선진, 박태림, 심혜연), 대한민국, 등록 특허, 10-2320573, 2021.10.27 (출원일 2021.12.27)

3.  Il-Gu Lee, So-Hyun Park, Sun-Woo Yun, "Sensor data forgery prevention device, security visualization device and security system including the same," Korea, Patent. No. 10-2336848, Dec. 2021 (Filed at Aug. 09, 2019).

   •  센서 데이터 위변조 방지 장치, 보안성 시각화 장치 및 이를 포함하는 보안 시스템 (이일구, 박소현, 윤선우), 대한민국, 등록 특허, 10-2336848, 2021.12.03 (출원일 2019.08.09)

    Pending

1. Il-Gu Lee,  Sohyun Park, Gee-Hee Yun, Kyoung-Jin Kim, "Digital identity system and method for operating digital identity system," USA Appl. 18/913,265, Oct. 11, 2024

   • 디지털 신원 시스템 및 디지털 신원 시스템의 동작 방법 (이일구, 박소현, 윤지희, 김경진), 미국, 특허 출원, 18/913,265, 출원일 2024.10.11

2. Il-Gu Lee, So-Hyun Park, Hye-Yeon Shim, Na-Eun Park, Yeon-Ji Lee, Yu-Ran Jean, "Apparatus for watermarking encoding and decoding using error correction code and method for the same," Korea, Patent, No.10-2024-0102473, 2024.08.01.

   • 에러 정정 코드를 이용한 워터마킹 인코딩 장치 및 디코딩 장치와 워터마킹 인코딩 방법 및 디코딩 방법, 대한민국, 특허출원, 10-2024-002473, 2024.08.01.

3. Il-Gu Lee, Na-Eun Park, Yeon-Ji Lee, Yu-Ran Jean, So-Hyun Park, Hye-Yeon Shim, "Opinion survey apparatus and method," Korea, Patent, No. 10-202400064307, 2024.05.17. 

   • 여론 조사 장치 및 방법 (이일구, 박나은, 이연지, 전유란, 박소현, 심혜연), 대한민국, 특허출원, 10-2024-0064307, 출원일 2024.05.17.

4. Il-Gu Lee, So-Hyun Park, Gee-Hee Yun, Kyung-Jin Kim, "Digital identity system and method for operating digital identity system," Korea Appl. 10-2024-0032631, Mar. 7, 2024

   • 디지털 신원 시스템 및 디지털 신원 시스템의 동작 방법 (이일구, 박소현, 윤지희, 김경진), 대한민국, 특허 출원, 10-2024-0032631, 2024.03.07

Work in Progress

    Submitted

1. So-Hyun Park, Gee-Hee Yun, and Il-Gu Lee, Toward Safer Digital Services: Enhanced Connecting Information Systems for Mitigating Information Leakage with Low Complexity

2. So-Hyun Park, Heejung Yu, and Il-Gu Lee, Optimized Subcarrier Allocation and Long Training Field Repetition for Enhanced Physical Layer Key Generation in Secure Wireless Communication

3. So-Hyun Park, Heejung Yu, and Il-Gu Lee, Enhancing Security in Next-Generation Wi-Fi via Physical Layer Key Generation with Untrusted Relays

    To be submitted

1. [Conference] Surrogate and Replay Technique for Efficient Wi-Fi Vulnerability Detection in Lightweight IoT Environments

2. [Journal] A Survey: AI-assisted Vulnerability Detection in Decentralized Identity-based DeFi Systems

3. [Journal] Towards a Blockchain-Enabled Governance Model for Fair and Secure Use of Generative AI Training Data

Honors and Awards

1. 한국정보처리학회(KIPS) 운당학생논문상, 2024

2. Minister of Trade, Industry and Energy Award, 2024 Industry-Academia Project Challenge, 2024.

   • 2024 산학프로젝트챌린지 산업통상자원부 장관상 (최우수상)

3. Excellent Paper Award, 2024, by KIPS (Korea Information Processing Society) president, in ASK 2024 (Annual Symposium of KIPS 2024) 

   • 우수논문상, 비신뢰 무선 릴레이 통신 네트워크의 안전한 물리계층 키 생성 기법(Secure Physical Layer Key Generation in Untrusted Wireless Relay Communications and Networks)

4.  Participation Award, 2024, by KIPS (Korea Information Processing Society) president, in ASK 2024 (Annual Symposium of KIPS 2024) 

   • 장려상, 디지털 워터마킹 공격 탐지를 위한 계층적 워터마킹 기법 (Hierachical watermarking technique for detecting digital watermarking attacks)

5.  Participation Award, 2024, by KIPS (Korea Information Processing Society) president, in ASK 2024 (Annual Symposium of KIPS 2024) 

   • 장려상, 왜곡 공격에 강인한 디지털 워터마크 분할 삽입 기법 (Robust Digital Watermark Segmentation-based Embedding Techniques against Distortion Attacks)

6.  Grand Prize, 2023, by FSC (Financial Services Commission) president, in 2023 FSEC (Financial Security Institute) Research Paper Contest

   • 제7회 금융보안원 논문공모전, 대상(금융위원회 위원장상), 2023
   • 디지털 신원 기술의 취약점 분석 및 보안 시스템 연구(A Study on the Vulnerbility Analysis and Security Mechanism of Digital Identity Technology)

7.  Excellence Paper Award, 2023, by KISA (Korea Internet & Security Agency) president, in KCSA (Korea Convergence Security Association) Fall conference

   • 우수 논문상, 드론 원격 식별을 위한 프라이버시 보호 디지털 신원 시스템 (Privacy-preserving Digital Identity System for Drone Remote Identification)

8.  Silver Prize, 2020, by KAIS (Korea Association for Industrial Security) president, in 2020 Industrial Security Research Paper Contest

   • 은상, 드론을 활용한 스마트 물류 산업보안 기술 및 정책 (Industrial Security Technologies and Policies for Smart Logistics Utilizing Drones)

9.  Gold Prize, 2019, by KAIS (Korea Association for Industrial Security) president, in 2019 Industrial Security Research Paper Contest

   • 금상, 5G 기술 기반의 사물인터넷을 위한 센서 데이터 위변조 방지 기술과 정책에 대한 연구 (A Study on Sensor Data Forgery Prevention Technology and Policies for 5G enabled Internet of Things)