MYSQL Brute Force Tester tool, allows users to perform brute force attacks on a MySQL Database Server. A brute force attack is a method of obtaining the user's authentication credentials. An attacker's common method is to guess the username password, a brute force attacker mimics an attacker and conducts attacks and tries to login to the system by defeating the password security. In this utility there are two files that have been provided, one containing usernames and the other containing passwords. This utility makes all the possible combinations of the usernames and passwords to guess the password and breaks password security. While performing penetration testing one can be very creative with the usernames and passwords files. Users should always be careful in conducting such an attack, as it could result in locking database user account.