Here is a quick guide on how to remove the encryption method in MyBB.
Note: This is no recommended as it could be a security flaw having your passwords in plain text. Education purposes only, or if you want to upgrade or change the encryption method.
Files used for encrpytion: - inc/functions_user.php - inc/datahandlers/user.php
What encrpytion method does MyBB use?: MyBB's current encryption method as it currently stands is: md5(md5($salt).$password).
How to remove encryption: 1.Open inc/functions_user.php; 2.Find "return md5(md5($salt).$password);" (Line: 200); 3.Replace with "return $password;" 4.Find "if(salt_password(md5($password), $user['salt']) == $user['password'])" (Line: 135); 5.Replace with "if(salt_password($password, $user['salt']) == $user['password'])"; 6.Save file, open "inc/datahandlers/user.php"; 7.Find "$user['md5password'] = md5($user['password']);" (Line: 199); 8.Replace with "$user['md5password'] = $user['password'];";