This specific string is used to test if a database is vulnerable to "blind" attacks, where the server doesn't return data directly but its response time reveals information.
: This closes the original SQL function and terminates the statement. {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. This specific string is used to test if
If the page takes (or more) to load, you have confirmed a PostgreSQL Injection vulnerability . 🛡️ How to Fix It or URL parameter (e.g.
Security professionals use this to confirm a vulnerability exists without damaging data.