Hi, i have experience in C/C++(Windows & Linux),C#,Delphi,Php,Perl,Java, Asm x86 and etc, also ,Linux Administration , also, i have big experience in reverse engineering (OllyDbg,IDA Pro, GDB, Hiew and etc),can make keygen,loaders,patch,registration,extract some algoritms from programs,insert some code in program without recomplitaion,unpack and pack programs.