: Strict allow-listing of expected characters can prevent special symbols like ; or -- from reaching the query.
: This is a specific T-SQL (Microsoft SQL Server) command. It instructs the database engine to pause execution for exactly 5 seconds before returning a response. {KEYWORD}';WAITFOR DELAY '0:0:5'--
: An attacker could use a much longer delay or a loop to tie up database connections, effectively performing a Denial of Service (DoS) attack. : Strict allow-listing of expected characters can prevent
This specific payload is used for rather than data theft. Why Use a Delay? : An attacker could use a much longer
: This character acts as a statement terminator, allowing a second, malicious command to be executed immediately after.
The payload is crafted to manipulate a database query by breaking out of the intended logic and forcing the server to pause.