360 Total Security Essential is a security app that protects your computer from spy-ware, anti-virus and anti-Mal-ware softwares. Spy-ware softwares are those which trace your data and reveal it to the hacker or cyber criminals. Virus make harm to your devices and deletes your important files. Mal-ware is similar to virus. It has the power to destroy your whole computer. So it is very essential for your computer to protect it. It runs on background and protect your devices.