Activities and Service


Hanyang University, ERICA Campus, Korea
● Dean, College of Computing Jan. 2021 - Dec. 2022
● Chair, Board of Computer Education Mar. 2006 - Feb. 2010
● Head, Dept. of Computer Science and Engineering Aug. 2006 - Jul. 2007
● Head, Dept. of Computer Science and Engineering Mar. 1999 - Feb. 2001
● Vice Chair, Board of Computer Education May. 2000 - Feb. 2002
● Manager, Information and Communications Center Sep. 1997 - Aug. 2000
● Member, Board of Computer Education Nov. 1996 - Apr. 2000

Korea Institute of Information Security & Cryptology, Seoul, Korea
● President Emeritus Jan. 2015 - Present
● President Jan. 2014 - Dec. 2014
● Senior Executive Vice President Jan. 2013 - Dec. 2013
● Vice President of Planning Jan. 2010 - Dec. 2012
● Vice President of General Affairs Jan. 2009 - Dec. 2009
● Director of Finance Jan. 2008 - Dec. 2008
● Director of General Affairs Jan. 2007 - Dec. 2007
● Editor-in-Chief, Journal of KIISC Jan. 2004 - Dec. 2005
● Member of Editorial Board, Journal of KIISC Jan. 2002 - Dec. 2003
● Director of Public Relations Jan. 1999 - Dec. 2006

Korea Information Processing Society, Seoul, Korea
● Vice President of Finance Jan. 2013 - Dec. 2013
● Vice President of Publicity Jan. 2010 - Dec. 2012
● Director of Public Relations Jan. 2009 - Dec. 2009
● Director of General Affairs Jan. 2008 - Dec. 2008
● Editor-in-Chief, Journal of KIPS C Jan. 2007 - Dec. 2008
● Member of Editorial Board, Journal of KIPS C Jan. 2005 - Dec. 2006
● Member of Editorial Board, J. of Information Processing Systems Jan. 2007 - Dec. 2009

Supreme Prosecutors' Office of the Republic of Korea, Seoul, Korea
● Vice Chair, Advisory Committee for Digital Investigation May. 2007 - Aug. 2019

Korea Communications Commission, Seoul, Korea
● Member of Advisory Committee for Internet Security Nov. 2006 - Dec. 2013

Korea Internet & Security Agency, Seoul, Korea
● Member of ISMS-P Accreditation Board Jul. 2015 - Present
● Member of Editorial Board, Internet and Information Security Mar. 2010 - Feb. 2012
● Member of Advisory Committee for VoIP Security Nov. 2007 - Dec. 2009

Gyeonggi Provincial Assembly, Suwon, Korea
● Member of Informatization Committee Sept. 2012 - Jun. 2014

Ministry of Government Administration and Home Affairs, Seoul, Korea
● Member of Advisory Committee on Government Policy Dec. 2014 - Feb. 2016

National Research Foundation of Korea, Daejeon, Korea
● Member of Review Board Oct. 2018 - Oct. 2021

Dept. of Electrical and Computer Engineering, Iowa State University
● Visiting Scholar Mar. 2011 - Feb. 2012

IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing
● Member of Program Committee 2017

International Conference on Information Security and Cryptology
● Member of Program Committee 2010 - 2013
● Chair, Organizing Committee 2006

Workshop on Information Security Applications
● Member of Program Committee 2007

Asia Joint Conference on Information Security
Joint Workshop on Information Security
● Member of Program Committee 2006 - 2013

Annual International Symposium on Applications and the Internet
● Member of Program Committee 2010

International Workshop on Intelligent, Mobile and Internet Services in Ubiquitous Computing
● Member of Program Committee 2009

International Workshop on Next Generation Security
● Member of International Advisory Committee 2009

International Conference on Hybrid Information Technology
● Member of Program Committee 2006