Seunghun Han is an Operating System Security Researcher at National Security Research Institute of South Korea and before that was a Firmware Engineer at Samsung Electronics. He was a speaker at HITBSecConf 2016 and HITBSecConf 2017. He was also authored the below works: - 64-bit multi-core OS principles and structure, volume 1 (ISBN-13: 978-8979148367) - 64-bit multi-core OS principles and structure, volume 2 (ISBN-13: 978-8979148374)