Preventing SQL Injection Attacks In PHP Applications
Prevent SQL injection attacks in PHP by using prepared statements with MySQLi or PDO to separate SQL logic from data, ensuring user input is treated as data rather than executable code.
Blocking SQL injection attacks is crucial for maintaining the security of your PHP applications. SQL injection is a vulnerability that allows attackers to execute arbitrary SQL code on your database, potentially leading to data breaches or loss. Here’s a step-by-step guide to prevent SQL injection attacks in PHP, complete with hands-on examples and descriptions. 1. Understanding SQL Injection SQL injection occurs when user input is improperly sanitized and incorporated into SQL queries. For example, if a user inputs malicious SQL code, it could manipulate your query to perform uninte...