Set the Key and additional value to protect your Admin URL preventing unauthorized entry.
CAUTION !!
If you apply only the key, your Admin URL will be changed to the format: http://yourdomain.com/admin/?key' but if you apply the value as well, your Admin URL will be changed to the format: http://yourdomain.com/admin/?key=value'.
Settings:
Go to the Settings - server tab a fill the key and additionaly value if you want.
Login and write down your comment.
Login my OpenCart Account