Obfuscated C Code Contest 2006. Please explain sykes2.c
How does this C program work? main(_){_^448&&main(-~_);putchar(--_%64?32|-~7[__TIME__-_/8%8][">'txiZ^(~z?"-48]>>";;;====~$::199"[_*2&8|_/64]/(_&2?1:8)%8&1:10);} It compiles as it is (tested on gcc 4.6.3). It prints the time when compiled. On my system: !! !!!!!! !! !!!!!! !! !!!!!! !! !! !! !! !! !! !! !! !! !! !! !! !! !! !! !! !! !!!!!! !! !! !! !! !! !!!!!! !! !! !! !! !! !! !! !! !! !! !! !! !
[PDF]WhiteSpace: A Different Approach to JavaScript Obfuscation
WhiteSpace: A Different Approach to JavaScript Obfuscation DEFCON 16 August, 2008 Kolisar 1 Introduction • What led to WhiteSpace? 2 Agenda • What is “WhiteSpace”? • A Brief Survey of Current JavaScript Obfuscation Methods • The Telltale Indicators of Obfuscation • The Components of this Approach • Demo 3 What is “WhiteSpace”? • A different approach to JavaScript obfuscation • Hides the usual, tel
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