Survey on Web based Application Attacks & Improves Security

In a recent era Internet has been enormously advanced and well urbanized. Internet has made even the most arduous and physically challenging works with in seconds. For example the shopping which is indeed a very complicated affair, can be easily done on the internet in the recent times, via e-commerce and its application. Social media is also another interaction media through which huge volumes of data is stored in a daily basis. These data has to be stored in databases. SQL queries are used for accessing, modifying and retrieving of data from databases. If attacker tries a way to modifying queries with unauthorized access, the evidence of data for future purposes is under hazard. Such SQL injection attack is initiate to be prime in web applications. Such an attack has to be mitigated and addressed soon for protecting the huge volume of data. The survey reveals the importance of data and effects of SQL injection attack over data and its prevention techniques is used to improve security against attacker in the websites.