https://www.lynda.com/IT-tutorials/Programming-Foundations-Web-Security/5005066-2.html

Learn about the most important security concerns when developing websites, and what you can do to keep your servers, software, and data safe from harm. Instructor Kevin Skoglund explains what motivates hackers and their most common methods of attacks, and then details the techniques and mindset needed to craft solutions for these web security challenges. Learn the eight fundamental principles that underlie all security efforts, the importance of filtering input and controlling output, and how to defend against the most common types of attack. This course is essential for developers who want to secure their websites, and for anyone else who wants to learn more about web security.