Three Tries JavaScript Password Validation Code

If you want to 'protect' a site and don't have CGI access, you can try this JavaScript. Visitors get three tries to enter the correct password then they are refused entry.

Script Demo:

Demo

JavaScript Code:

Insert this code into <head> tags

<script language="javascript">



<!-- Begin
function password() {
var testV = 1;
var pass1 = prompt('Please Enter Your Password','');
while (testV < 3) {
if (!pass1)
history.go(-1);
if (pass1 == "password") {
alert('You Got it Right!');

<!-- STEP TWO: Change protectedpage.html to your protected page  -->

//  Change the following URL to your protected filename

window.open('protectedpage.html');
break;
}
testV+=1;
var pass1 =
prompt('Access Denied - Password Incorrect, Please Try Again.','Password');
}
if (pass1!="password" & testV ==3)
history.go(-1);
return " ";
}
// End -->
</script>

Insert this code into <body> tags

<form>
<input type="button" value="Enter Password Protected Area" onclick="password()">
</form>

Instruction:

Webmaster » Web Programming » JavaScript » Password Protection » Three Tries Validation Code

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