{keyword} Union All Select Null,null,null,null-- Uizf <LATEST>

: This command tells the database to combine the results of the original query with a new "injected" query.

: Confirm that the application is vulnerable to SQL injection. {KEYWORD} UNION ALL SELECT NULL,NULL,NULL,NULL-- Uizf

: This is likely a random string used as a unique identifier or "signature" to help the attacker find their specific test result in a large log file or report. Purpose of Such a Payload Attackers use this technique to: : This command tells the database to combine

: In some cases, these injections can be used to log in without a valid password. {KEYWORD} UNION ALL SELECT NULL,NULL,NULL,NULL-- Uizf