Search results for: "SQL injection"

What best practices should be followed when handling file uploads and database entries in PHP?

When handling file uploads and database entries in PHP, it is important to validate and sanitize user input to prevent security vulnerabilities such a...

How can PHP code be optimized to handle user input and database queries efficiently in a forum environment?

To optimize PHP code for handling user input and database queries efficiently in a forum environment, it is important to sanitize user input to preven...

What are the best practices for setting and handling variables in PHP based on user input from a form?

When setting and handling variables in PHP based on user input from a form, it is important to sanitize and validate the input to prevent security vul...

What are common mistakes made by beginners when writing PHP login scripts?

Common mistakes made by beginners when writing PHP login scripts include not properly sanitizing user input, not using prepared statements to prevent...

What are common pitfalls when setting up database connections in PHP scripts?

Common pitfalls when setting up database connections in PHP scripts include hardcoding sensitive information such as usernames and passwords directly...