{keyword}';waitfor Delay: '0:0:5'--

: 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'--

: Deploy a WAF to detect and block common SQL injection patterns automatically. : Strict allow-listing of expected characters can prevent

: Use prepared statements so the database treats input as data, never as executable code. never as executable code.