-9770 Union All Select - 34,34,'qbqvq'||'pbduarkibk'||'qqbqq',34,34,34,34,34,34-- Pibi

The string you provided is a used by attackers to test for and exploit database vulnerabilities. It is not a legitimate feature request, but rather a pattern used in cyberattacks to bypass security and extract unauthorized data. Breakdown of the Payload

: These are placeholders used to match the number and data type of columns in the original query. The specific string 'qbqvq'||'pBDUArKiBK'||'qqbqq' is a unique marker; if it appears on the webpage, the attacker knows the injection was successful. The string you provided is a used by

This specific payload uses a technique:

: This operator combines the results of the original query with a new, malicious SELECT statement. : The double dash ( -- ) is

: This is a negative number likely used to ensure the original query returns no results, forcing the application to display only the results from the injected UNION statement. if it appears on the webpage

: The double dash ( -- ) is a comment in SQL, which "neutralizes" the rest of the original developer's code so it doesn't cause an error. Why This Matters SQL injection UNION attacks | Web Security Academy