obfuscated

  • 15th August 2018

Dots and Dashes

morseobfuscatedPerl

#!perl -p
y/.-/01/;s#\d+/?#substr'01etianmsurwdkgohvf,l.pjbxcyzq',31&oct b1.$&,1#ge

Perl is (in)famous for the ability to write programs that look like line noise, and today I will take apart this beautiful piece of code. Written by tybalt89, it can decode sequences of dots and dashes to Latin letters in just 73 characters of code.

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  • 13th March 2018

Anatomy of the heart

obfuscatedPerl

#!/usr/bin/perl -w
use strict;

     my$f=           $[;my
   $ch=0;sub       l{length}
 sub r{join"",   reverse split
("",$_[$[])}sub ss{substr($_[0]
,$_[1],$_[2])}sub be{$_=$_[0];p
 (ss($_,$f,1));$f+=l()/2;$f%=l 
  ();$f++if$ch%2;$ch++}my$q=r
   ("\ntfgpfdfal,thg?bngbj".    
    "naxfcixz");$_=$q; $q=~
      tr/f[a-z]/ [l-za-k] 
        /;my@ever=1..&l
          ;my$mine=$q
            ;sub p{
             print
              @_;
               }
                         
       be $mine for @ever

This heart-shaped program is written in the language of choice for producing unreadable and obfuscated code: Perl 5. It also serves an unusual purpose of a proposal.

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  • 25th October 2017

Namaste India

CIndiaobfuscated

This obfuscated piece of C code prints the map of India to the standard output.

#include <stdio.h>
main()
{
    int a,b,c;
    int count = 1;
    for (b=c=10;a="- FIGURE?, UMKC,XYZHello Folks,\
    TFy!QJu ROo TNn(ROo)SLq SLq ULo+\
    UHs UJq TNn*RPn/QPbEWS_JSWQAIJO^\
    NBELPeHBFHT}TnALVlBLOFAkHFOuFETp\
    HCStHAUFAgcEAelclcn^r^r\\tZvYxXy\
    T|S~Pn SPm SOn TNn ULo0ULo#ULo-W\
    Hq!WFs XDt!" [b+++21]; )
    for(; a-- > 64 ; )
    putchar ( ++c=='Z' ? c = c/ 9:33^b&1);
    return 0;
}
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