[Data Privacy & Cybersecurity/IT Compliance]

• Advised global automobile company in data protection compliance project

• Represented global insurance company in litigation related to alleged violation of the Personal Information Protection Act

• Advised company during investigation conducted by the Financial Supervisory Service and provided representation in related litigation following data leaks that occurred at several major Korean credit

• Advised big data processing company on data protection compliance issues

• Served on the Korea Communication Commission's advisory committee for the drafting of the Guidelines on Data Protection for Big Data

• Advised Woori Financial Group in IT compliance project

• Advised on data protection issues in connection with the SK Telecom - SK Planet spin-off

• Advised on data protection issues in connection with the Shinsegae - Emart spin-off

• Advised Sony on its PlayStation data breach.

• Represented ISPs in litigation in connection with the 2003 Internet Security Incident

• Advised major telecom and IT companies such as SK Telecom, SK Broadband, LG U-Plus, NHN, Auction on various data protection issues

[Technology , Media and Telecommunications]

• Advised Global company on connected car project

• Advised company L on issues related to IOT (internet of things) services

• Represented SK Telecom in litigation related to alleged violation of the Mobile Handset Distribution Improvement Act

• Represented SK Telecom in litigation related to the disclosure of operating costs for mobile telecom fees

• Advised leading mobile carriers during auctions of radio spectrum for LTE service

• Served on the advisory committee for the drafting of the Special Act on the Promotion of Information and Communications Technology, Vitalization of Convergence thereof, etc.

• Advised on issues relating to the divestiture and merger of SK Planet and SK M&C

• Advised Samsung Electronics in connection with its formation of a joint venture company with KT

• Advised multiple-system cable operators such as t-broad on various merger and acquisitions issues

• Advised media companies on licensing, re-licensing, re-approval, etc.

• Represented major telecom companies in administrative proceedings, and advised them on KCC's finding of violation of 'prohibited act' clauses

• Advised foreign telecom companies on various issues related to entry into the domestic telecom market

• Advised major internet portals on various issues and provided representation in litigation involving defamation claims

• Revised IP-TV Act handbook published by the Korea Communication Commission

[Fintech]

• Advised LG Electronics on issues related to its LG Pay service

• Advised Naver on issues related to its Naver Wallet service

• Advised SK Planet on issues related to various pre-paid electronic payment methods

• Legal counsel for the Yellow Financial Group

• Advised company S on issues related to the credit investigation business

• Served on the Financial Services Commission's advisory committee for the amendment of the Credit Information Act and served as a member of the Data Protection Task Force

• EU GDPR(co-author) (Bakyoungsa, 2017)
• The Telecommunications Business Act (co-author) (Bobmunsa, 2016)
• Study of the Radio Waves Act (co-author) (Bobmunsa, 2013)
• Presentation on Feasibility and Effectiveness of Regulations on Consent for and Destruction of Personal Information (Korea Personal Information Protection Law Association/ Korea Society for Regulatory
• Presentation on Recommendations for the Reasonable Amendment and Enforcement of Personal Information Protection Laws (Korea Personal Information Protection Law Association, 2014)
• Presentation on Approval System for Telecom Service Fees and Main Legal Issues (Center for Law & Public Utilities, Seoul National University, 2014)
• Presentation on Amendment of the Credit Information Act and Main Legal Issues (Financial Information Society of Korea, 2014)
• Criteria for Determining the Justifiability of an Approval System for Telecom Service Fees and Recommendations (Journal of Law and Economic Regulation, 2014)
• Conducted numerous lectures for the Korean Bar Association, SK Telecom, Doosan Group, LG Group, the Samsung Group, Nike, Daum, etc.