Pg_sleep(5)-- - {keyword}');select

: Reject any input containing special characters like ; , -- , or SELECT in fields where they don't belong.

💡 : If a 5-second sleep works, a hacker can eventually use similar "blind" logic to extract your entire database, one character at a time. {KEYWORD}');SELECT PG_SLEEP(5)--

: Find a search bar, login field, or URL parameter (e.g., ://example.com ). Inject the Payload : Replace the input with the payload. Observe the Lag : If the page loads instantly , the input is likely sanitized. : Reject any input containing special characters like