10 01 2020 Stream Server . One time URL Haeng Ho Kang | Programming, Solution, LMS, Java https://code.google.com/archive/p/mod-auth-token/
28 02 2014 LMS-Learning Management System Haeng Ho Kang | Solution, LMS | 0 원격가상교육시스템 – (주)누리웨어 – 크레듀 – 메디오피아 – 4CSOFT – 미래넷