Formal Education

Jiwon Chung

from Seoul, Republic of Korea 🇰🇷

Cybersecurity Policy Manager
@ SentBe Inc. |
Multilingual Researcher
@ Korea Univ.

- Ohne Fleiß kein Preis 🇩🇪
- 자강불식 부자만 (自强不息不自滿) 🇰🇷
- I value professionalism because we only have one chance to make the most of our lives 🇺🇸

*

Email:
[firstname]@altmail.kr or
[firstname]@ieee.org

Phone:
+1 [six-eight-nine]
two-zero-one [dash]
one-two-three-nine
(I rarely check voicemail)

FORMAL EDUCATION

Korea University [ Seoul, Republic of Korea ]

Bachelor of Arts: German Language and Literature

Master of Engineering: Cybersecurity

Master's Thesis: "Credit Card Fraud Detection: An Improved Strategy for High Recall Using KNN, LDA, and Linear Regression"

Aug. 2022

Present;
Projected graduation date of Feb. 2026

RESEARCH INTERESTS

Human-centered AI and privacy-aware systems
How users perceive and experience AI-driven interactive technologies in medical settings
The effects of AI on social behaviors and attitudes toward healthcare privacy and data protection

Friendly Heads-up:
- 'Jiwon Chung' and 'Ji Won Chung' are two different people! — it's easy to mix up Korean names! Thanks for your understanding.

Latest News:
- I recently joined SentBe Inc. as a Cybersecurity Policy Manager, where I focus on developing privacy-centric and GenAI security policies.

Research Interests

Publications

PUBLICATIONS

Journals

Chung, J., & Kwon, H. (2025). Privacy fatigue and its effects on ChatGPT acceptance among undergraduate students: is privacy dead? Education and Information Technologies, 30(9), 12321–12343.
https://doi.org/10.1007/s10639-024-13198-6

This research explored how privacy fatigue influences undergraduate students' perceptions and adoption of ChatGPT. It was found that reduced privacy concerns boost usage despite potential risks.

Journal

PDF

PPT

Chung, J., & Lee, K. (2023). Credit Card Fraud Detection: An Improved Strategy for High Recall Using KNN, LDA, and Linear Regression. Sensors, 23(18), 7788.
https://doi.org/10.3390/s23187788

This article proposes a robust multimodel strategy that combines KNN, LDA, and linear regression, which significantly improves fraud detection recall rates compared to traditional single-model approaches.

Journal

PDF

PPT

Reviewer

Springer Nature The Journal of Supercomputing (SCI Journal)

Springer Nature Education and Information Technologies (SSCI Journal)

2025 - Present

2024 - Present

Research Experience

RESEARCH EXPERIENCE

Risk Management Lab, Korea University

PI: Prof. Kyungho Lee

Mar. 2023 - Present;
Projected graduation date of Feb. 2026

Graduate Student Researcher

Microsoft Korea Inc., Republic of Korea

July 2023 - Sep. 2023

Project Title: "Debate on Improving Network Separation Systems in the Financial Sector"

Purpose: To develop proposals for enhancing the financial sector's network separation policies to strengthen cybersecurity

Conducted in-depth discussions with academics, chief privacy officers, and government representatives
Planned and organized seminars at the request of Microsoft Korea, focusing on cybersecurity policies in the financial industry
Coordinated and facilitated meetings between financial authorities and company representatives to propose and refine network separation policy enhancements

Microsoft Korea Inc., Republic of Korea

Feb. 2023 - June 2023

Project Title: "Cyber Resilience Policy and Technology Trends in ASEAN and Oceania"

Purpose: To investigate cybersecurity resilience policies and technology trends in ASEAN and Oceania to inform political projects

Conducted extensive consultations and solicited contributions from academic and industry experts across ASEAN and Oceania
Used Overleaf to edit and compile papers into a professional brochure
Published the final edited volume highlighting regional cybersecurity policies and technological advancements

The Asia Business Daily Co., Ltd., Republic of Korea

Dec. 2022 - June 2023

Project Title: "Development of a Program for Detecting Manipulation and Fraud in Online Shops"

Purpose: To build a data-driven tool for detecting fraudulent activities on e-commerce platforms

Managed this project as an apprentice, implementing software development and cybersecurity principles to address practical online retail challenges
Developed and implemented Python-based web crawlers in Jupyter Lab to gather consumer behavior data from e-commerce websites
Applied natural language processing to detect suspicious review patterns

Undergraduate Research Assistant

Institute for Culture in German-Speaking Countries at Korea University, Republic of Korea

Jan. 2019 - Jan. 2020

PI: Prof. Jeong-Rin Lee

Project Title: "Transcription and Study of German Records on Early Joseon Korea"

Purpose: To support historical and cross-cultural research

Transcribed original German-language historical records written by visitors to Korea during the early Joseon Dynasty
Supported academic research by organizing archives and translating materials between Korean and German for cultural studies

Scholarship and Awards

SCHOLARSHIPS AND AWARDS

Research Assistant (B) Scholarship

Spring 2023 - Spring 2024

Department of Cybersecurity
School of Cybersecurity, Korea University

BK21 FOUR Research Scholarship

Spring 2023 - Fall 2023

Department of Cybersecurity
School of Cybersecurity, Korea University

Alumni Association Special Scholarship

Spring 2023

Korea University

Veritas Program Scholarship

Spring 2019 - Spring 2020

Office of Development & External Affairs, Korea University

Award: Excellence in Soldier Career Development Planning

Mar. 2018

Republic of Korea Army
(Selected as the sole recipient for the month in the Korea Army; featured in a special interview by the National Defense Daily)

The Welfare Section Scholarship

Fall 2015

Department of Health and Welfare, Korea University

Teaching and Working Experience

TEACHING AND WORKING EXPERIENCE

Cybersecurity Policy Manager [ Full-time ]

July 2025 - Present

SentBe Inc., Republic of Korea

Design and maintain privacy-conscious security policies for global remittance and FX services
Manage certification programs (ISO 27001/27701, PCI-DSS) and prepare documentation for audits and due diligence by financial regulators
Draft, update, and review security policies and guidelines in compliance with domestic and international laws
Support vulnerability assessments and internal/external security awareness campaigns for all employees
Bridge technical feasibility and regulatory requirements by coordinating with developers, infrastructure teams, and external partners

Teaching Assistant [ Full-time ]

Course: Risk Management (English)

(SMRT33400* & SCS70300**)

Fall 2023

PI: Prof. Kyungho Lee

Division of Smart Security (Undergraduate)* &
Department of Cybersecurity (Graduate)**
School of Cybersecurity, Korea University

Market Data Analyst [ Intern ]

July 2023 - Aug. 2023

ConnexioH Inc., Republic of Korea

Analyzed big data using Python and visualized it with Matplotlib, Seaborn, and Plotly
Managed and maintained data in ClickHouse database using SQL queries, achieving significant user interaction rates
Processed and manipulated JSON data structures using SQL queries
Analyzed and visualized consumer data from online shopping malls to extract business insights

Big Data Driven AI Service Developing Bootcamp [ Apprentice ]

Dec. 2022 - Jun. 2023

The Asia Business Daily Co., Ltd., Republic of Korea

Participated in a big data-driven artificial intelligence service-developing bootcamp
Led a project for detecting manipulative activities in online shops, leveraging practical experience in software security and cybersecurity
Processed and manipulated JSON data structures using SQL queries
Developed automated Python crawlers in JupyterLab to collect and store online shop metrics
Analyzed manipulative reviews using natural language processing
Optimized AdaBoost to improve prediction accuracy

Monitoring Team for Preventing Illegal Distribution of Personal Information [ Intern ]

Feb. 2022 - Mar. 2022

Korea Internet & Security Agency (KISA), Republic of Korea

Tracked and identified personal data trafficking activities on the dark web and Twitter
Stored data in SQLite and reported them to the KISA
Achieved third highest detection rate among all interns for flagging illegal personal data trading posts
Discovered more than 100 daily listings of personal data for sale, including extensive trafficking of South Korean passport numbers and email addresses on dark web marketplaces

Undergraduate Research Assistant [ Intern ]

Jan. 2019 - Jan. 2020

Institute for Culture in German-Speaking Countries at Korea University, Republic of Korea

Transcribed German records from the opening era of the Joseon Dynasty

Sergeant [ Full-time ]

Mar. 2017 - Dec. 2018

Republic of Korea (ROK) Army, Republic of Korea

Honorably discharged as a sergeant from the ROK Army and received the Excellence in Soldier Career Development Planning award (Selected as the sole recipient for the month in the Korea Army; featured in a special interview by the National Defense Daily)

Extracurricular Activities

EXTRACURRICULAR ACTIVITIES

Member

Sep. 2015 - Present

Mensa International Ltd., United Kingdom; International High IQ Society

As a guest member of the Düsseldorf, Germany chapter (July-Nov. 2024), I participated in cultural exchange and diversity discussions via regular Stammtisch gatherings. Through these meetings, I established lasting international connections with members from diverse backgrounds.

Student Ambassador

Mar. 2019 - Sep. 2020

KUP'C, Republic of Korea; Student Donation Messenger at Korea University

I promoted donation culture at Korea University via targeted campaigns and by creating promotional content to enhance the university's internal and external visibility. I also supported various university events by managing protocols, planning newsletters, conducting interviews, and writing articles.

Volunteer

Jan. 2020 - Feb. 2020

International Workcamp Organization, Republic of Korea
(Member of UNESCO's Coordinating Committee for International Voluntary Service)

Project Title: One Earth - Aurora Hunting and Global Warming

Location: Iceland

Commitment: 96 hours

Member

Mar. 2015 - Mar. 2017

Deadlines, Republic of Korea; Baseball Club at Korea University

Position: Second baseman

Hobbies

HOBBIES

Writing & Public Speaking

Currently loving this

Cooking

Still a passionate beginner

Jogging

On a bit of a break—work mode on!

Additional Skill

ADDITIONAL SKILLS

Qualifications in Cybersecurity
and System Administration

Certified Privacy Protection General (CPPG), and Linux Master Level 2

Software

SmartPLS, ClickHouse, SQLite, JupyterLab,
and Visual Studio

Programming
Languages

Python, SQL, and LaTeX

Languages

Korean (native), English (TOEFL Internet-Based Test: 105; Reading: 26, Listening: 26, Speaking: 25, Writing: 28),
and German (Goethe Zertifikat Deutsch B2, Telc C1 Hochschule)

Download Full CV

Jiwon Chung

from Seoul, Republic of Korea 🇰🇷

Cybersecurity Policy Manager @ SentBe Inc. | Multilingual Researcher @ Korea Univ. - Ohne Fleiß kein Preis 🇩🇪 - 자강불식 부자만 (自强不息 不自滿) 🇰🇷 - I value professionalism because we only have one chance to make the most of our lives ​🇺🇸

*

Email: [firstname]@altmail.kr or [firstname]@ieee.org ​​ Phone: +1 [six-eight-nine] two-zero-one [dash] one-two-three-nine (I rarely check voicemail)

FORMAL EDUCATION

Korea University [ Seoul, Republic of Korea ]

Bachelor of Arts: German Language and Literature

Master of Engineering: Cybersecurity

Aug. 2022

Present; Projected graduation date of Feb. 2026

RESEARCH INTERESTS

Human-centered AI and privacy-aware systems

How users perceive and experience AI-driven interactive technologies in medical settings

The effects of AI on social behaviors and attitudes toward healthcare privacy and data protection

Friendly Heads-up: - 'Jiwon Chung' and 'Ji Won Chung' are two different people! — it's easy to mix up Korean names! Thanks for your understanding.

Latest News: - I recently joined SentBe Inc. as a Cybersecurity Policy Manager, where I focus on developing privacy-centric and GenAI security policies.

PUBLICATIONS

Journals

Chung, J., & Kwon, H. (2025). Privacy fatigue and its effects on ChatGPT acceptance among undergraduate students: is privacy dead? Education and Information Technologies, 30(9), 12321–12343. https://doi.org/10.1007/s10639-024-13198-6

This research explored how privacy fatigue influences undergraduate students' perceptions and adoption of ChatGPT. It was found that reduced privacy concerns boost usage despite potential risks.

Chung, J., & Lee, K. (2023). Credit Card Fraud Detection: An Improved Strategy for High Recall Using KNN, LDA, and Linear Regression. Sensors, 23(18), 7788. https://doi.org/10.3390/s23187788

This article proposes a robust multimodel strategy that combines KNN, LDA, and linear regression, which significantly improves fraud detection recall rates compared to traditional single-model approaches.

Reviewer

Springer Nature The Journal of Supercomputing (SCI Journal)

Springer Nature Education and Information Technologies (SSCI Journal)

2025 - Present

2024 - Present

RESEARCH EXPERIENCE

Risk Management Lab, Korea University

PI: Prof. Kyungho Lee

Mar. 2023 - Present; Projected graduation date of Feb. 2026

Graduate Student Researcher

Microsoft Korea Inc., Republic of Korea

July 2023 - Sep. 2023

Project Title: "Debate on Improving Network Separation Systems in the Financial Sector"

Conducted in-depth discussions with academics, chief privacy officers, and government representatives

Planned and organized seminars at the request of Microsoft Korea, focusing on cybersecurity policies in the financial industry

Coordinated and facilitated meetings between financial authorities and company representatives to propose and refine network separation policy enhancements

Microsoft Korea Inc., Republic of Korea

Feb. 2023 - June 2023

Project Title: "Cyber Resilience Policy and Technology Trends in ASEAN and Oceania"

Purpose: To investigate cybersecurity resilience policies and technology trends in ASEAN and Oceania to inform political projects

Conducted extensive consultations and solicited contributions from academic and industry experts across ASEAN and Oceania

Used Overleaf to edit and compile papers into a professional brochure

Published the final edited volume highlighting regional cybersecurity policies and technological advancements

The Asia Business Daily Co., Ltd., Republic of Korea

Dec. 2022 - June 2023

Project Title: "Development of a Program for Detecting Manipulation and Fraud in Online Shops"

Purpose: To build a data-driven tool for detecting fraudulent activities on e-commerce platforms

Managed this project as an apprentice, implementing software development and cybersecurity principles to address practical online retail challenges

Developed and implemented Python-based web crawlers in Jupyter Lab to gather consumer behavior data from e-commerce websites

Applied natural language processing to detect suspicious review patterns

Undergraduate Research Assistant

Institute for Culture in German-Speaking Countries at Korea University, Republic of Korea

Jan. 2019 - Jan. 2020

PI: Prof. Jeong-Rin Lee

Project Title: "Transcription and Study of German Records on Early Joseon Korea"

Purpose: To support historical and cross-cultural research

Transcribed original German-language historical records written by visitors to Korea during the early Joseon Dynasty

Supported academic research by organizing archives and translating materials between Korean and German for cultural studies

SCHOLARSHIPS AND AWARDS

Research Assistant (B) Scholarship

Spring 2023 - Spring 2024

Department of Cybersecurity School of Cybersecurity, Korea University

BK21 FOUR Research Scholarship

Spring 2023 - Fall 2023

Department of Cybersecurity School of Cybersecurity, Korea University

Alumni Association Special Scholarship

Spring 2023

Korea University

Veritas Program Scholarship

Spring 2019 - Spring 2020

Office of Development & External Affairs, Korea University

Award: Excellence in Soldier Career Development Planning

Mar. 2018

Republic of Korea Army (Selected as the sole recipient for the month in the Korea Army; featured in a special interview by the National Defense Daily)

The Welfare Section Scholarship

Fall 2015

Department of Health and Welfare, Korea University

Cybersecurity Policy Manager
@ SentBe Inc. |
Multilingual Researcher
@ Korea Univ.

- Ohne Fleiß kein Preis 🇩🇪
- 자강불식 부자만 (自强不息不自滿) 🇰🇷
- I value professionalism because we only have one chance to make the most of our lives 🇺🇸

Email:
[firstname]@altmail.kr or
[firstname]@ieee.org

Phone:
+1 [six-eight-nine]
two-zero-one [dash]
one-two-three-nine
(I rarely check voicemail)

Present;
Projected graduation date of Feb. 2026

Friendly Heads-up:
- 'Jiwon Chung' and 'Ji Won Chung' are two different people! — it's easy to mix up Korean names! Thanks for your understanding.

Latest News:
- I recently joined SentBe Inc. as a Cybersecurity Policy Manager, where I focus on developing privacy-centric and GenAI security policies.

Chung, J., & Kwon, H. (2025). Privacy fatigue and its effects on ChatGPT acceptance among undergraduate students: is privacy dead? Education and Information Technologies, 30(9), 12321–12343.
https://doi.org/10.1007/s10639-024-13198-6

Chung, J., & Lee, K. (2023). Credit Card Fraud Detection: An Improved Strategy for High Recall Using KNN, LDA, and Linear Regression. Sensors, 23(18), 7788.
https://doi.org/10.3390/s23187788

Mar. 2023 - Present;
Projected graduation date of Feb. 2026

Department of Cybersecurity
School of Cybersecurity, Korea University

Department of Cybersecurity
School of Cybersecurity, Korea University

Republic of Korea Army
(Selected as the sole recipient for the month in the Korea Army; featured in a special interview by the National Defense Daily)

Division of Smart Security (Undergraduate)* &
Department of Cybersecurity (Graduate)**
School of Cybersecurity, Korea University

International Workcamp Organization, Republic of Korea
(Member of UNESCO's Coordinating Committee for International Voluntary Service)