(1) (
Radio
Access
Technology) See
Multi RAT.
(2) (
Remote
Access
Trojan) Software in a user's machine that is interactively controlled by an attacker. Having full administrator rights, the attacker can perform any operation in the computer remotely and direct the RAT in the infected machine just like a user with a Web browser requests data from a server. The Cult of the Dead hackers created the classic RAT (see
Back Orifice). See
Trojan.