Empirical analysis of domestic drug distribution structures in anonymous networks and countermeasures
Original Article Minyoung Choi1, Sojung Oh2, Soonwook Kim1, Junghun Lee1, Gibum Kim3 1Digital Forensic Master’s Course, Department of Forensic Science, Sungkyunkwan University, Republic of Korea2Digital Forensic PhD Course, Department of Forensic Science, Sungkyunkwan University, Republic of Korea3Professor, Department of Forensic Science, Sungkyunkwan University, Republic of Korea Correspondence to Gibum Kim, freekgb02@gmail.com Volume 2, Number 2, […]
Anti-fraud response systems in Hong Kong and Taiwan and their implications for Korea: Focusing on ADCC·FMLIT and High-tech Investigation Center·FIU cases
Original Article Woo-sung Kwon Team Leader Criminal Proceeds Tracking Team, Gyeonggi Bukbu Provincial Police Agency, Republic of Korea Correspondence to Woo-sung Kwon, sunderland@police.go.kr Volume 2, Number 2, Pages 197-225, December 2025.Journal of Data Forensics Research 2025;2(2):197-225. https://doi.org/10.12972/JDFR.2025.2.2.5Received on December 05, 2025, Revised on December 30, 2025, Accepted on December 31, 2025, Published on December 31, […]
Cybercrime classification using keyword-based knowledge graphs and graph neural networks
Original Article Heehun Jeong1, Daeun Lee1, Sunho Kim2, Susik Yoon3, Dong-joo Kim4 1Researcher, Brainlab Laboratory, Department of Brain Engineering, Korea University, Republic of Korea2Researcher, DAIS Laboratory, Department of Computer Science, Korea University, Republic of Korea3Professor, Department of Computer Science, Korea University, Republic of Korea4Professor Department of Brain Engineering, Korea University, Republic of Korea Correspondence to […]
Study on performance optimization of a voice phishing consultation chatbot using retrieval-augmented generation
Original Article Dohyeon Kong1, Jiho Jung1, Juhyun Choi2, Kyungjong Kim3 1Undergraduate Student, Department of Police Administration, Korean Police National University, Republic of Korea2Researcher, Department of Police Administration, Korean Police National University, Republic of Korea3Professor, Department of Police Administration, Korean Police National University, Republic of Korea Correspondence to Kyungjong Kim, leeyeongul@police.go.kr Volume 2, Number 2, Pages […]
Self-verification-based framework for key information extraction from unstructured text: A cybercrime investigation support perspective
Original Article ByungHui Yoon1, Jion Kim2 1Undergraduate Student, Hallym University, Republic of Korea2Professor, Hallym University, Republic of Korea Correspondence to Jion Kim, jion972@hallym.ac.kr Volume 2, Number 2, Pages 143-159, December 2025.Journal of Data Forensics Research 2025;2(2):143-159. https://doi.org/10.12972/JDFR.2025.2.2.2Received on December 11, 2025, Revised on December 27, 2025, Accepted on December 27, 2025, Published on December 31, […]
Study on the design and application of synthetic call detail record generation models for criminal investigation
Original Article Jaeman Park Specialized Investigator, Daegu Metropolitan Police Agency, Republic of Korea Correspondence to Jaeman Park, ajkrap@gmail.com Volume 2, Number 2, Pages 111-142, December 2025.Journal of Data Forensics Research 2025;2(2):111-142. https://doi.org/10.12972/JDFR.2025.2.2.1Received on December 10, 2025, Revised on December 30, 2025, Accepted on December 31, 2025, Published on December 31, 2025.Copyright © 2025 Korean Data […]
Structural analysis of inter-state cyber attacks: A network-based empirical approach
Original Article Donghwan Kim1, Daehwan Kim2, Jion Kim3 1Master’s Student, Department of Forensic Science, Hallym University, Republic of Korea2Undergraduate Student, Department of Forensic Science, Hallym University, Republic of Korea3Professor, Department of Forensic Science, Hallym University, Republic of Korea Correspondence to Jion Kim, jion972@hallym.ac.kr Volume 2, Number 1, Pages 95-109, June 2025.Journal of Data Forensics Research […]
An intelligent data agent for autonomous processing of multimodal digital forensic evidence: Design and implementation
Original Article Minhoi Park1, Joonseong Kang2, Hosik Choi3, Kyungwoo Song4 1Master Student, Department of Urban Big Data Convergence, University of Seoul, Republic of Korea2Master Student, Department of Statistics and Data Science, Yonsei University, Republic of Korea3Professor, Department of Urban Big Data Convergence, University of Seoul, Republic of Korea4Professor, Department of Applied Statistics and Department of […]
Empirical analysis of messenger-phishing process and strategic approaches to crime prevention and investigation
Original Article Byeong-Ha Jeon1,2 1Team Leader, Cybercrime Investigation Division, Busan Metropolitan Police Agency, Republic of Korea2Senior Investigator, Cybercrime, Korean National Police Agency; Instructor, Criminal Investigation, Republic of Korea Correspondence to Byeong-Ha Jeon, best024@police.go.kr Volume 2, Number 1, Pages 55-69, June 2025.Journal of Data Forensics Research 2025;2(1):55-69. https://doi.org/10.12972/JDFR.2025.2.1.4Received on June 14, 2025, Revised on June 29, […]
A study on the development of an automated motorcycle helmet wearing detection system via fine-tuning of the LLaVA-1.6 model
Original Article Taeyeon Kim1, Kyungjong Kim21Undergraduate Student, Korean National Police University, Republic of Korea 2Professor, Department of Police Science, Korean National Police University, Republic of Korea Correspondence to Kyungjong Kim, leeyeongul@police.go.kr Volume 2, Number 1, Pages 37-54, June 2025.Journal of Data Forensics Research 2025;2(1):37-54. https://doi.org/10.12972/JDFR.2025.2.1.3Received on June 11, 2025, Revised on June 28, 2025, Accepted […]