{keyword}') Waitfor Delay '0:0:5' And ('nndn'='nndn May 2026

: Attempts to close the existing SQL query's syntax (like a string literal and parenthesis).

: A trailing logic statement that ensures the rest of the original query remains syntactically "correct" so the database doesn't just throw an immediate error. Recommendations: {KEYWORD}') WAITFOR DELAY '0:0:5' AND ('nNDN'='nNDN

It looks like you are testing for a vulnerability, specifically a time-based blind SQL injection . : Attempts to close the existing SQL query's