{keyword} And 4477=4477 Apr 2026

: 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.

: This is a logical operator used to join two conditions. {KEYWORD} AND 4477=4477

Because 4477=4477 is always true, the database treats the entire condition as valid. If the application returns the same result for this query as it does for a normal search of just {KEYWORD} , the attacker knows the application is . They can then replace 4477=4477 with more dangerous commands to steal passwords, delete data, or bypass login screens. Why This Matters : Developers prevent this by using parameterized queries