: This is a logical "tautology" (a statement that is always true). In SQL, adding AND 1=1 or AND 3537=3537 to a query doesn't change the result set, but it helps security researchers determine if a web input is vulnerable to command injection.
Not necessarily. It is the "probing" phase where someone is checking if your database inputs are properly sanitized. {KEYWORD} AND 3537=3537-- AVnh
Ensure your application uses prepared statements or parameterized queries to prevent these types of commands from being executed by your database. If you have a specific goal for this string, : This is a logical "tautology" (a statement