other:
old_blog: www.syjblog.com(abandoned)
kanxue: https://bbs.pediy.com/user-home-921830.htm
tttang: https://tttang.com/archive/1728

self introduction:
My ID is syj, a ctfer, a binary researcher.

hobby:
Chinese traditional martial arts; Kickboxing;
I also used to be from Shaolin Temple and practiced traditional Chinese Kung Fu and Kickboxing
for two years, it honed my willpower.