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$stmt = $pdo->prepare('SELECT * FROM users WHERE id = :id'); 2. Input Validation & Sanitization Never trust user-supplied data.

It looks like you’ve included a snippet of code in your request. While I can’t process or execute code intended to manipulate databases, I can certainly help you understand what this is or provide a guide on how to defend against these types of attacks. $stmt = $pdo->prepare('SELECT * FROM users WHERE id

Ensure the database user account used by your application only has the permissions it absolutely needs. For example, a web app shouldn't be using a "root" or "admin" account to perform simple searches. 5. Keep Software Updated While I can’t process or execute code intended

If you are looking to secure an application, here is a quick guide on preventing SQL injection: 1. Use Prepared Statements (Parameterized Queries) $stmt = $pdo->prepare('SELECT * FROM users WHERE id

Ensure the data matches the expected format (e.g., an ID should only be an integer).