: If the page displays the number "34" several times, it confirms the site is vulnerable to SQL injection.

The string -3216' UNION ALL SELECT 34,34,34,34# is a classic example of a used to exploit vulnerabilities in database-driven applications. Breaking Down the Payload

: This part creates a "fake" row of data. Attackers use this to determine the exact number of columns required for the UNION to work, as both queries must have the same number of columns.

-3216' Union All Select — 34,34,34,34#

: If the page displays the number "34" several times, it confirms the site is vulnerable to SQL injection.

The string -3216' UNION ALL SELECT 34,34,34,34# is a classic example of a used to exploit vulnerabilities in database-driven applications. Breaking Down the Payload -3216' UNION ALL SELECT 34,34,34,34#

: This part creates a "fake" row of data. Attackers use this to determine the exact number of columns required for the UNION to work, as both queries must have the same number of columns. : If the page displays the number "34"