Changhoon Yoon (윤창훈)
291 Daehak-ro, KAIST, N1 #919
Daejeon 34141, South Korea
Education Korea Advanced Institute of Science and Technology
PhD candidate, School of Computing
Advisor: Dr. Seungwon Shin (
Mar 2014 – Present
Korea Advanced Institute of Science and Technology
Master of Science in Engineering – Information Security
Thesis title – Almost Safe-Browsing: Revealing trends in web-based malware distribution
Mar 2012 – Feb 2014
University of Michigan – Ann Arbor, EECS dept.
Bachelor of Science in Computer Engineering
Sep 2006 – Dec 2010

Work experience


SRI International (Internet Security Group, CSL, Supervisor: Phillip Porras)
Research observer
Summer intern
Research observer

Dec 2015 – Feb 2016
Jun 2015 – Aug 2015
Dec 2014 – Feb 2015

Publications DELTA: A Security Assessment Framework for Software-Defined Networks
(to appear in) The Network and Distributed System Security Symposium (NDSS) 2017, San Diego, CA, USA
Seungsoo Lee, Changhoon Yoon, Chanhee Lee, Seungwon Shin, Vinod Yegneswaran, Phillip Porras

Feb 2017

The smaller, the shrewder: A simple malicious application can kill an entire SDN
ACM SDN-NFV Security 2016 (workshop), New Orleans, LA, USA
Seungsoo Lee, Changhoon Yoon, Seungwon Shin

Mar 2016

SPIRIT: A Framework for Profiling SDN
IEEE ICNP-CoolSDN 2015 (workshop), San Francisco, CA, USA
Heedo Kang, Seungsoo Lee, Chanhee Lee, Changhoon Yoon, Seungwon Shin

Nov 2015

Enabling Security Functions with SDN: A Feasibility Study
Elsevier Computer Networks
Changhoon Yoon, Taejune Park, Seungsoo Lee, Heedo Kang,
Seungwon Shin, Zonghua Zhang

Jul 2015

Talks Attacking SDN Infrastructure: Are We Ready for the Next-Gen Networking?
Blackhat USA 2016, Las Vegas, NV, USA
Changhoon Yoon, Seungsoo Lee

Aug 2016

Security Mode ONOS
Open Networking Summit 2016 – ONOS Mini-Summit, Santa Clara, CA, USA

Mar 2016

Security vulnerabilities in open-source SDN controllers
Open Networking Foundation – Member workday event, Santa Clara, CA, USA

Sep 2015

SDN & OpenFlow World Congress Solutions Showcase 2016
Software release Security Mode ONOS
Open source security extension for Open Networking Operating System
SDN security evaluation tool
Other activities Tutorial
IEEE Netsoft 2016

Program Committee
ACM SDN-NFV Security 2016

IEEE Access
IEEE China Communications

Teaching Assistant
IS639 – Advanced network security
IS539 – Network security

Fall 2014, 2015
Spring 2014, 2015