Jspuzzle Web 200pts Seccon CTF

"use strict";

({ "function" : function() {
  this[ "null" ] = (new Function( "return" + "/*^_^*/" + "this" ))();
  var pattern = "^[w]$";
  var r = new RegExp( pattern );
  this[ r[ "exec" ]( pattern ) ][ "alert" ]( 1 );
}})[ "Function" [ "toLowerCase" ]() ]();

Flagnya : SECCON{3678cbe0171c8517abeab9d20786a7390ffb602d}

buat challange ini minimal harus mengerti javascript buat menyelesaikannya :3 , hehe 😀