Basics And Working of SQL Injection Attacks
Basic Introduction To SQL Injection SQl injection is a vulnerability that allows an attacker to influence the queries that are passed to the back-end database.It has been present since the time databases have been attached to the web applications.However, the main credit of bringing SQL injection into public notice goes to Rain Forest Puppy who in 1998 wrote an article on it and in 2000 he wrote another article describing how he hacked one of the popular website on the internet using SQL injection. Before understanding the how SQL injection attacks we need to understand the Simple Three Tier Architecture or a Four Tier Architecture. This will clear your basics and give you a rough idea of how database-driven web applications work.