Dos

Trojans can be grouped into seven types . to better understand what Trojans can do , these types are outlines in the following lists .

i) Remote access – remote access Trojans ( RAT ) allows the attacker to full control over the systems . SubSeven is an example of the type of Trojan . Trojan are usually set up as client / server programs so that the attacker can connect to the infected systems and control it remotely .