Arcai.com's Netcut-Defender is a compact tool that aims to protect your network connection from spoofing attacks. It is designed to stop the ARP spoofing attacks when unauthorized users impersonate your computer and use it to send data packets. The ARP spoofing attacks are meant to cut-off your Internet connection or to drastically reduce its speed. This tool enables you to find which computer from the network was attempting to use this technique on you and to cancel its effects. You can successfully use this tool if other users from the network are attempting to impersonate your computer with the netcut application. It does not require any configuration after it is installed on your computer. The interface is easy to use and allows you to select the network connection that you want to protect if you are using multiple adapters. You can check the connection and reload the application components if the protection is not working. It requires insignificant resources to run and has no impact on the computer performance which recommends it as an install-and-forget utility. Unfortunately, it does not provide you with any documentation about its usage but it is intuitive enough to accommodate the casual users. Overall, Netcut-Defender is a simple tool designed to counter the effects of netcut when generating ARP attacks. It can be of help even if you have no knowledge about networking and related hardware.