Detect and destroy Trojan horses and worms. Strengthen Windows and protect your computer while on the Internet Detect and destroy Trojan horses and worms. Strengthen Windows and protect your computer while on the Internet. Trojan Guarder starts a system process named Guard Ghost to watch all running processes in the system memory and all local files and opens network ports to search worms and Trojan horses in real time. Once a Trojan or a worm appears, even hiding in other programs, Trojan Guarder will display a warning and kill it immediately. Also, Trojan Guarder wll clear all the system link files and Registry links of the Trojan (worm) at the same time.