SQL Injection Full and Detail Guide and Tutorial - 2012Here you will find a very detailed, step by step tutorial originally written by (PhortyPhour) on SQL injection. This is purely for educational purposes and is to be used at the discretion of the reader.First we have to know what SQL injection is exactly.SQL injection is a code injection technique that exploits a security vulnerability occurring in the database layer of an application. The vulnerability is present when user input is either incorrectly filtered for string literal escape characters embedded in SQL statements or user input is not strongly typed and thereby unexpectedly executed. It is an instance of a more general class of vulnerabilities that can occur whenever one programming or scripting language is embedded inside...