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Added hascoded password and user duplication issue resolved

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This commit is contained in:
Always-Amulya7
2025-09-04 22:31:38 +05:30
parent 23cc0ab100
commit 931ab28072
1 changed files with 43 additions and 26 deletions
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Sign in/index.html
+43 -26
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@@ -4,7 +4,7 @@
<head> <head>
<meta charset="UTF-8" /> <meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Keylogger Sign In</title> <title>Secure Sign In</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.5.0/css/bootstrap.min.css"> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.5.0/css/bootstrap.min.css">
<link rel="stylesheet" href="https://unicons.iconscout.com/release/v2.1.9/css/unicons.css"> <link rel="stylesheet" href="https://unicons.iconscout.com/release/v2.1.9/css/unicons.css">
<link href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap" rel="stylesheet"> <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap" rel="stylesheet">
@@ -26,7 +26,7 @@
<div class="center-wrap"> <div class="center-wrap">
<div class="section text-center"> <div class="section text-center">
<h4 class="mb-4 pb-3">Log In</h4> <h4 class="mb-4 pb-3">Log In</h4>
<form id="login-form" method="POST" action="/login" onsubmit="return validateLogin()"> <form id="login-form" onsubmit="return validateLogin(event)">
<div class="form-group"> <div class="form-group">
<input type="text" name="username" class="form-style" placeholder="Your Username" <input type="text" name="username" class="form-style" placeholder="Your Username"
id="logusername" autocomplete="off" required> id="logusername" autocomplete="off" required>
@@ -56,12 +56,12 @@
</div> </div>
<div class="form-group mt-2"> <div class="form-group mt-2">
<input type="text" id="logusername-signup" class="form-style" placeholder="Choose Username" <input type="text" id="logusername-signup" class="form-style" placeholder="Choose Username"
autocomplete="off"> autocomplete="off" required>
<i class="input-icon uil uil-user"></i> <i class="input-icon uil uil-user"></i>
</div> </div>
<div class="form-group mt-2"> <div class="form-group mt-2">
<input type="password" id="logpass-signup" class="form-style" placeholder="Choose Password" <input type="password" id="logpass-signup" class="form-style" placeholder="Choose Password"
autocomplete="off"> autocomplete="off" required>
<i class="input-icon uil uil-lock-alt"></i> <i class="input-icon uil uil-lock-alt"></i>
</div> </div>
<a href="#" class="btn mt-4" onclick="saveAndRedirect()">Submit</a> <a href="#" class="btn mt-4" onclick="saveAndRedirect()">Submit</a>
@@ -75,33 +75,50 @@
</div> </div>
</div> </div>
</div> </div>
<script> <script>
function saveAndRedirect() { async function hashPassword(password) {
const username = document.getElementById('logusername-signup').value; const msgBuffer = new TextEncoder().encode(password);
const hashBuffer = await crypto.subtle.digest("SHA-256", msgBuffer);
const hashArray = Array.from(new Uint8Array(hashBuffer));
return hashArray.map(b => b.toString(16).padStart(2, '0')).join('');
}
async function saveAndRedirect() {
const username = document.getElementById('logusername-signup').value.trim();
const password = document.getElementById('logpass-signup').value; const password = document.getElementById('logpass-signup').value;
if (username && password) { if (!username || !password) {
localStorage.setItem('userUsername', username); alert("Username and password required!");
localStorage.setItem('userPass', password); return;
document.getElementById('reg-log').checked = false; }
document.getElementById('logusername').value = username; let users = JSON.parse(localStorage.getItem("users")) || [];
document.getElementById('logpass').value = password; if (users.some(u => u.username === username)) {
alert("Username already exists. Choose another.");
return;
}
const hashedPass = await hashPassword(password);
users.push({ username, password: hashedPass });
localStorage.setItem("users", JSON.stringify(users));
document.getElementById('reg-log').checked = false;
document.getElementById('logusername').value = username;
document.getElementById('logpass').value = "";
}
async function validateLogin(event) {
event.preventDefault();
const enteredUser = document.getElementById('logusername').value.trim();
const enteredPass = document.getElementById('logpass').value;
let users = JSON.parse(localStorage.getItem("users")) || [];
const hashedPass = await hashPassword(enteredPass);
const user = users.find(u => u.username === enteredUser && u.password === hashedPass);
if (user) {
alert("Login successful!");
return true;
} else {
alert("Invalid username or password!");
return false;
} }
} }
function checkLocalStorage() { function checkLocalStorage() {
const username = localStorage.getItem('userUsername'); console.log(JSON.parse(localStorage.getItem("users")));
const password = localStorage.getItem('userPass'); alert("Check console for stored users.");
}
function validateLogin() {
const savedUser = localStorage.getItem('userUsername');
const savedPass = localStorage.getItem('userPass');
const enteredUser = document.getElementById('logusername').value;
const enteredPass = document.getElementById('logpass').value;
if (enteredUser === savedUser && enteredPass === savedPass) {
return true;
} else {
return false;
}
} }
</script> </script>
</body> </body>