[Technology, Media and Telecommunications]

• He advised and successfully represented SKT and SK Broadband before Korea Fair Trade Commission (KFTC) and Korea Communications Commission (KCC) on serious anti-competitive risks and impacts of the KT-KTF merger upon the telecom market and telecom service users and remedies required for improvement.

• He advised and represented various clients in various litigation in the TMT sector, such as litigations for the monetization regarding ground-wave re-transmission between system operators (SOs) and ground-wave broadcasting companies, which is the most hotly-contended pending issue in the cable TV industry and litigations on interconnection fees between SK Telecom and KT.

• He advised and represented eBay Korea on the various regulations and liability as an operator of internet platform, internet advertising business, VoIP, e-Payment and open-market.

• He advised Google on localization of its services in Korea including privacy, regulations on internet service, and reviewed various business-related contracts and its standard terms and conditions.

• He advised Korean Air Lines on its introduction of Asia’s largest ERP and MRO system from Oracle, which is the largest ERP outsourcing project in Asia in 2008 in terms of deal size.

• He has also provided extensive advice on the various contracts in TMT area, such as software licensing, content supply and system supply contracts. Further he has been extensively involved and assisted various clients in corporate transactions.

[Data Privacy & Cybersecurity]

• He advised and assisted government of Korea on their EU Adequacy assessment and APEC CBPR (cross-border privacy rules) projects.

• He advised Hyundai Motors and Kia Motors on their various data privacy matters and represented investigation by the KCC.

• He advised and represented eBay Korea on their data breach investigation by the regulator.

• He advised and represented SK Telecom on their data privacy related investigation and enforcement proceeding by the KCC and various administrative, criminal and civil litigations.

• He advised and represented KCB, one of major credit bureaus in Korea, on the investigation, administrative proceeding, administrative and civil litigations in relation to the largest ever data breach cases in Korea.

• He conducted GDPR compliance project for KEB Hana Bank, one of the largest commercial banks in Korea.

• He advised various multinational companies, including companies in the sectors such as Hotel, Fashion, Retail, Electronics, Online games, E-commerce, for their various DPC matters in Korea.

• He advised various multinational companies on their data breach incidents and represented investigations by the regulators.

• Generative AI & Law, Co-author Il Shin LEE Edited by Sung Yup LEE (Pakyoungsa, 2024)
• Top 100 Personal Information Case Laws, Co-author Prof. Kyung Jin Choi (KAPP(Korea Association of Personal Data Professionals), Pakyoungsa, 2022)
• Possibility of effective use of Data combination mechanism, Co-author Prof. SangYup LEE (Data and Law, Korea Data Law and Policy Society, 2021)
• A Study on the Portability of Personal Information in Preparation for Intelligent Information Society, Co-author Prof. Il Hwan Kim and eight others (National Information society Agency, 2020)
• South Korea Law and Practice, Co-author Hwang Kyoung Ko, Kyung min Son (Chambers Global Practice Guide, Data Protection & Privacy, 2020)
• COVID-19 and Data Privacy in Korea, Co-author Sunghee Chae, Jaeyoung Chang (Computer Law & Security Review Vol. 37 Issue 2, 2020)
• Trends and Developments, Co-author Samuel Kwon, Jongsoo Yoon. Hyun Koo Kang (Chambers Global Practice Guide, Fintech, 2020)
• Korea amends Personal Information Protection Act, Co-author Hwang Kyoung Ko, Sunghee Chae (Privacy Laws & Business Issue 163, 2020)
• Major Amendment to the Personal Information Protection Act Passed by National Assembly, Co-author Hwang Kyoung Ko, Sunghee Chae (Computer Law & Security Review Vol. 37 Issue 1,2020)
• South Korea A practical cross-border insight into data protection law, Co-author Hwang Kyoung Ko (The International Comparative Legal Guide to: Data Protection 2019 6th edition, 2019)
• South Korea Law and Practice, Co-author Jubong Jang, Min Chae Kang (Chambers Global Practice Guide, Data Protection & Privacy, 2019)
• South Korea A practical cross-border insight into data protection law, Co-author Hwang Kyoung Ko (The International Comparative Legal Guide to: Data Protection 2018 5th edition, 2018)
• South Korea, Co-author Sunghee Chae, Hwang Kyoung Ko (Computer Law & Security Review Vol. 34 Issue6, 2018)
• Regulation of cross-border transfers of personal data in Asia Jurisdictional Report South Korea, Co-author Dr. Clarisse Girot (ASIAN BUSINESS LAWINSTITUTE, 2018)
• The Privacy, Data Protection and Cybersecurity Law Review - Chapter 17 Korea, Co-author Ju Bong Jang (The Privacy, Data Protection and Cybersecurity Law Review 3rd edition, LAW BUSINESS RESEARCH, 2018)
• Main Issues in Korea Regarding Consent for the Processing of Personal Information, with Emphasis on Recent Supreme Court Cases, Co-author Sunghee Chae, Jaeyoung Chang (Journal of Korean Law, Law Research Institute Seoul National University, 2017)
• The Privacy, Data Protection and Cybersecurity Law Review - Chapter 17 Korea, Co-author Ju Bong Jang (The Privacy, Data Protection and Cybersecurity Law Review 4th edition, LAW BUSINESS RESEARCH, 2017)
• Legal Treatment of Inferred Data in Korea- With a suggestion for the amendment of the Personal Information Protection Act-, Co-author Sunghee Chae, Hyun Jin Kim (Journal of Korea Information Law Vol.21 No.2, 2017)
• A study of Practical issues Related to the Enforcement of Data Protection Laws and Suggested Measures for Improvement (Juris Vol.40, Supreme Court Library of Korea, 2017)
• The Privacy, Data Protection and Cybersecurity Law Review - Chapter 17 Korea, Co-author Ju Bong Jang (The Privacy, Data Protection and Cybersecurity Law Review 3rd edition, LAW BUSINESS RESEARCH, 2016)
• Data Protection & Privacy 3rd Edition South Korea, Co-author Hae won Han (Data Protection & Privacy 3rd Edition, the Sweet & Maxwell International SERIES, 2016)
• Use and Protection of Transaction Information and Personal Credit Information, (The age of Fintech, Pakyoungsa, 2015)
• The Privacy, Data Protection and Cybersecurity Law Review Chapter 17 Korea, Co-author Ju Bong Jang (The Privacy, Data Protection and Cybersecurity Law Review, LAW BUSINESS RESEARCH, 2015)
• Korea amends its DP Act and legislates on cloud computing (Privacy Laws & Business Issue 138, 2015)
• South Korea's New Cloud Computing Act and New Rules on Outsourcing of Data Processing by Financial Institutions, Co-author Hwan Kyoung Ko (World Data Protection Report, Bloomberg BNA, 2015)
• South Korea’s New Personal Information Protection Act Amendments Introduce Punitive and Statutory Damages, Stiffer Penalties, Co-author Hwan Kyoung Ko (World Data Protection Report, Bloomberg BNA, 2015)
• New Amendments to South Korea's Credit Information Act, Co-author Hwan Kyoung Ko (World Data Protection Report, Bloomberg BNA, 2015)
• The deregulation of Korea's financial technology sector (E-finance & Payments Law & Policy Volume: 9 Issue: 4, E-comlaw, 2015)
• South Korea's Strengthened Standards of Personal Information Security Measures, Data, Co-author Hwan Kyoung Ko (World Data Protection Report, Bloomberg BNA, 2015)
• The South Korean Communications Commission's Guidelines on Data Protection for Big Data, Co-author Hwan Kyoung Ko (World Data Protection Report, Bloomberg BNA, 2015)
• Trend and Implications Regarding the Use of Model Contracts for Cross-Border Data Transfers- From the Perspective of the EU Standard Contractual Clauses, Co-author Hyun Jin Kim (Korea Internet & Security Agency, 2014)
• South Korea's 'Comprehensive Solution Package' for Strengthened Data Protection: Practical Takeaways, Co-author Hwan Kyoung Ko (World Data Protection Report, Bloomberg BNA, 2014)
• Korea toughens information and communication privacy regulations, co-author Hwan Kyoung Ko (PRIVACY LAWS & BUSINESS INTERNATIONAL, 2014)
• US-Korea mobile payments, Co-author Brian Hurh (The 2014 US-Korea Law Journal, 2014)
• EU Regulatory Framework Regarding the Transfer of Personal Information of Foreigners to Korea and its Implications on Korean Law, co-author Tae Joo Kim (Personal Information Protection Laws and Policies, Pakyoungsa, 2014)
• Discussions on Personal Information Protection at APEC– Major Provisions of the Cross Border Privacy Rules System and its Expected Effects if Implemented in Korea, co-author Min Chae Kang (Personal Information Protection Laws and Policies, Pakyoungsa, 2014)
• South Korea Strengthens Certain Privacy Requirements, Stiffens Penalties for Violations, co-author Sung-Hey Park (World Data Protection Report, Bloomberg BNA, 2014)
• South Korea's New Personal Information Protection Certification System, co-author Hwan Kyung Ko (World Data Protection Report, Bloomberg BNA, 2013)
• Study of Right of Simultaneous Broadcasting and Activities to Assist Reception of Broadcast Signals of Terrestrial Broadcasting Programs: Focused on the Disputes on Retransmission between Terrestrial Broadcasting Station and Cable TV Companies (Journal of Law & Economic Regulation Vol. 6. No.2, Center for Law & Public Utilities, 2013)
• Proposed Improvements on the Efficient Cross-Border Transfer of Personal Information, Issues and Prospects of Data Protection And Privacy Laws in the Smart Network Era (Personal Information Protection Act Professional Forum, Korea Communication Commission, 2013)
• APEC Discussion on Personal Information Protection: Legal Issues Associated with Implementing a Cross-Border Privacy Rules System in Korea, co-author Min Chae Kang, (Workshop on Personal Information Protection Laws and Policies, Privacy Research, 2013)
• The EU’s Regulations on Cross-Border Transfer of Personal Information and Current Practices In Korea, co-author Tae Joo Kim (Workshop on Personal Information Protection Laws and Policies, Privacy Research Project, 2013)
• Practical Issues and Improvements on the Cross-Border Transfer of Personal Information, A Policy Research Report for Improvements of Data Protection and Privacy Laws (Privacy Policy Research Forum, 2013)
• South Korean Court Decision Prompts online Service Providers to Harden Position on Turning over User's Personal Data to Law Enforcement Authorities (Bloomberg BNA, 2012)
• DATA PROTECTION in Korea (Data Guidance, 2012)
• Sourcing World, European Lawyer Reference Series (Thomson Reuters, 2012)
• The International Comparative Legal Guide to: Telecommunication Laws and Regulations 2011 Korea Chapter, co-author Yu Jin Kim (Global Legal Group, 2011)
• Change of Telecommunications Regulatory Policy of Korea upon the Recent Development of Telecommunications Technology (Asian Legal Business, 2007)
• Telecommunications in Korea - Law and Regulation (The Preston Gates Guide to Telecommunications in Asia, 2003)
• E-Commerce Regulations in Korea (Asia Law & Practice, 2000)