how get authorize.net tranaction key and login id

place these code into test.php

Values are dummy.you can get this values from database core_config_data table

 $hlp = Mage::helper('core');

echo ($hlp->decrypt("gfhgsfhadgs52fdgsdf==") . "\n");
echo ($hlp->decrypt("xgfgbdsjhhewrqyew5ertqwer==") . "\n");