Uses unknown and new methods, protects against crackers/debuggers, can detect most debuggers: OllyDBG, Immunity Debugger, WinDbg, W32DAsm, IDA,SoftICE, Syser, TRW, TWX Melt Option (Protected File Disappears after Run) Multi Anti sandbox type methods Auto Detects End Of File Data (EOF) Anti-PEiD fake signature generator PE realign RC4 random encryption Use external custom stub option(low cost replacement!) Auto Save personal settings Custom Themes You can compress source file with your favourite compressor like UPX and then protect its output with ExChain.