A simple password security program that I wrote in C programming language.
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Program Listing
/* password.c
Prof. Jake Rodriguez Pomperada,MAED-IT, MIT
www.jakerpomperada.com
www.jakerpomperada.blogspot.com
jakerpomperada@gmail.com
Bacolod City, Negros Occidental
*/
#include <stdio.h>
#include <string.h>
#include <conio.h>
int main()
{
char buffer[256] = {0};
char password[] = "admin";
char c;
int pos = 0;
printf("\n==============================");
printf("\nPassword Security in C");
printf("\n==============================");
printf("\n\n");
printf("%s", "Give Your Password: ");
do {
c = getch();
if( isprint(c) )
{
buffer[ pos++ ] = c;
printf("%c", '*');
}
else if( c == 8 && pos )
{
buffer[ pos-- ] = '\0';
printf("%s", "\b \b");
}
} while( c != 13 );
if( !strcmp(buffer, password) )
{
printf("\n\n");
printf("Password is Accepted.");
printf("\n\n");
}
else
{
printf("\n\n");
printf("Intruder has been detected.");
printf("\n\n");
}
printf("\n\n");
printf("THANK YOU FOR USING THIS PROGRAM");
printf("\n\n");
}