: This is a "tautology"—a statement that is always true. How the Attack Works
: Developers prevent this by using parameterized queries (prepared statements), which ensure that the database treats the entire string as literal text rather than executable code. {KEYWORD} AND 4477=4477
: This represents a legitimate search term or data field (like a username or product ID) that the web application expects to receive. : This is a "tautology"—a statement that is always true