SQL Injection Courses
Bill Buchanan OBE via YouTube Give Me a SQL Injection, I Shall PWN IIS and SQL Server
Black Hat via YouTube VEGA for Beginners: Scan for Web Vulnerabilities
Coursera Project Network via Coursera Web Applications Bug Hunting - Fundamentals
Kaspersky via YouTube Software Security for Web Applications
Codio via Coursera Lee's Web Hacking (XSS , SQL Injection)
Udemy Implementing AppSensor in ModSecurity
LASCON via YouTube Be Mean to Your Code - Rugged Development & You
LASCON via YouTube Riding the Magical Code Injection Rainbow
LASCON via YouTube Security Vulnerabilities Decomposition - Another Way to Look at Vulnerabilities
OWASP Foundation via YouTube