Web Security: Common Vulnerabilities And Their Mitigation - SQLi mitigation - Escaping user input, least privilege, whit

The video tutorial covers SQL injection mitigation techniques, focusing on escaping user input, validating input, applying the principle of least privilege, and using whitelist validation. It explains how to escape special SQL characters using language-specific methods, validate input patterns, and hex encode data to prevent SQL injection. The principle of least privilege is discussed to ensure database accounts have minimal access. Whitelist validation is recommended for structured input fields.

What is the purpose of escaping user input in SQL?

What are some common methods to escape user input in PHP for MySQL?

Why is it important to validate user input against expected patterns?

How can hex encoding be used to protect against SQL injection?

Explain the principle of least privilege in database access.

What should be considered when determining the privileges for a database account?

What is whitelist validation and how does it help in input validation?