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

: Once a vulnerability is confirmed, attackers can use similar techniques to extract sensitive information, like user credentials or financial data.

: This character acts as a statement terminator, allowing a second, malicious command to be executed immediately after.

: This is a comment operator. It tells the database to ignore the rest of the original query, preventing syntax errors that would otherwise block the attack. The Goal of the Attack {KEYWORD}';WAITFOR DELAY '0:0:5'--

: Strict allow-listing of expected characters can prevent special symbols like ; or -- from reaching the query.

: Ensure the database user account used by the web application has the minimum permissions necessary. : Once a vulnerability is confirmed, attackers can

: If the website takes exactly 5 seconds longer to load than usual after this input, the attacker knows the application is vulnerable to SQL injection.

The string you provided, {KEYWORD}';WAITFOR DELAY '0:0:5'-- , is a classic example of a payload designed to test for "Time-Based Blind SQL Injection" vulnerabilities. Technical Breakdown It tells the database to ignore the rest

: Deploy a WAF to detect and block common SQL injection patterns automatically.