Cheat Engine

[Dark Byte]

you might want to sanitize/escape the input variables first before using them in sql queries (lookup sql injection) , or use prepared statements/stored procedures/whatever


anyhow
1:
clientside:

URL="http://sie.com/file.php?username="..MyTrainer.edtUsername.Text.."&password="..MyTrainer.edtPassword.Text.."&is64bit="..tostring(cheatEngineIs64Bit()).."&mac="..getMAC()

server:
$mac=$_GET['mac']

2/3:
select mac from users where username='$username'

if mac is null then
update users set mac='$mac' where username='$username'
else
if mac != $mac then different mac


tip:
change