Network Convergence & Security Laboratory

MMLAB, jointly led by Prof. Yanghee Choi and Prof. Ted "Taekyung" Kwon, belongs to the School of Computer Science and EngineeringSeoul National University. The research activity of MMLAB is highly focused on networks and security area. Our members contribute significantly in various research areas: networking, mobile computing, security, web, and video streaming. Our laboratory plays a leading role in networking research since its foundation in 1991. MMLAB was selected as National Research Laboratory by Korean government and maintains close research collaborations with many international research groups.


Research areas



  • Internet Architecture
  • Content Centric Networking (CCN)
  • Software Defined Networking (SDN)

Mobile Computing

  • Context-aware Computing
  • Localization
  • Model Sensing


  • Network Security
  • Web Security
  • Privacy


  • User Modeling and Analysis
  • Web Technologies
  • Social Network Service (SNS)

Video Streaming

  • Adaptive Streaming
  • TCP Optimization for Real-time Application
  • Hologram


See also personal reserach areas (in Members menu) for more information.