SQL Injection 101

The most infamous web vulnerability. Learn to find, exploit, and prevent SQL injection attacks.

Overview

SQL injection has been the #1 web vulnerability for two decades. This course teaches you how databases work, how SQL queries are constructed, and how attackers inject malicious SQL to extract data, bypass auth, and compromise systems.

What you will learn

  • Understand how SQL databases store and retrieve data
  • Identify SQL injection points in web applications
  • Exploit SQLi to bypass authentication and extract data
  • Apply parameterized queries and prepared statements as defenses

Syllabus

A structured path through every lesson: What is SQL?, SELECT & WHERE, SQL Injection Discovery, Bypassing Authentication, Extracting Data with UNION, Prevention & Mitigation, Blind SQL Injection, NoSQL Injection, Second-Order SQL Injection, SQL Injection Automation with sqlmap.