{keyword}) Union All Select Null,null,null,null,null,null# Link

: This is the core of the attack. The UNION operator combines the results of two or more SELECT statements into a single result set. ALL ensures that duplicate rows are kept.

: Most modern frameworks like Hibernate or Entity Framework handle this protection automatically. {KEYWORD}) UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,NULL#

: This treats user input as data, not as executable code. : This is the core of the attack

: This part attempts to "break out" of the existing SQL command. The closing parenthesis ) is used to close a function or a nested query that the developer originally intended. {KEYWORD}) UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,NULL#