Login page example

gistfile1.txt

<?php
/*
https://addtrc20.net/
username: admin
password: mhNnOK
*/
session_start();

$correct_username = 'admin';
$correct_password = 'mhNnOK';
$error = false;


if (isset($_POST['username'], $_POST['password'])) {
    if ($_POST['username'] == $correct_username && $_POST['password'] == $correct_password) {
        $_SESSION['loggedin'] = true;
        header('Location: /');
        exit;
    } else {
        $error = true;
    }
}
?>