RATs meaning remote access tools, that is. Malware that conceals itself in a system and lets someone on the outside with the right application and credentials connect and manipulate the system remotely. The classic such utility is Back Orifice by the Cult of the Dead Cow, and was probably the first of its kind which let you do such things as mess with the mouse cursor and typed text, flip the display upside down, access the webcam, and open or close the CD-ROM.

It seems that combination cellphone/PDA's are now advanced enough to be targeted. Nowadays many cellphones have …