, it serves as an excellent starting point for understanding how the modern web functions and why security is a shared responsibility. The Mechanics of the Parameter In the URL ://example.com GET parameter . It tells the server-side script (
// Close connection $conn->close(); ?>
$id = $_GET['id']; $query = "SELECT * FROM products WHERE id = " . $id; $result = mysqli_query($conn, $query);
Alex, a junior penetration tester, was assigned to evaluate the security of an aging e-commerce platform. During the reconnaissance phase, Alex noticed the site's catalog relied on URLs like https://example.com .
: Since ID 1 typically represents the first entry in a table, this query can surface the primary or administrative sections of various web applications. Developer Best Practices