SQL Injection คือ

sql injection SQL injection attacks allow attackers to spoof identity, tamper with existing data, cause repudiation issues such as voiding transactions or changing balances,

Error Based SQL Injection – this method can only be run against MS-SQL Servers In this attack, the malicious user causes an application to show an error  sql Error Based SQL Injection – this method can only be run against MS-SQL Servers In this attack, the malicious user causes an application to show an error