Hyungjoon (Kevin) Koo
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  • Looking at Redstar 3.0 (붉은별) closely

    7 min read   ·   January 13, 2015

    2015   ·   Linux   North Korea   Redstar     ·   Attack & Defense, Cyber Warfare   Miscellaneous Stuff  

  • Rootkit module in Linux Kernel 3.2

    11 min read   ·   December 23, 2014

    2014   ·   Attack & Defense, Cyber Warfare  

  • Diffie-Hellman Key Exchange Implementation Sample in Python

    2 min read   ·   October 24, 2014

    2014   ·   cryptography   Diffie-Hellman     ·   Cryptography   Network Security  

  • Attacks against SSL/TLS - BEAST/CRIME/BREACH

    2 min read   ·   August 25, 2014

    2014   ·   Attack   network   Protocol   SSL   TLS     ·   Attack & Defense, Cyber Warfare   Network Security  

  • How to transfer PuTTY setting to linux

    2 min read   ·   July 5, 2014

    2014   ·   Tips     ·   Attack & Defense, Cyber Warfare  

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