Cyberstalking, which is simply an extension of the physical form of stalking, is where the electronic mediums such as the Internet are used to pursue, harass or contact another in an unsolicited fashion. Most often, given the vast distances that the Internet spans, this behaviour will never manifest itself in the physical sense but this does not mean that the pursuit is any less distressing. There are a wide variety of means by which individuals may seek out and harass individuals even though they may not share the same geographic borders, and this may present a range of physical, emotional, and psychological consequences to the victim.
Person A: "Did you hear about Alfonse, hes totally cyberstalking this chick from another country"
A cyber stalker is a sick and lonely coward individual who abuses the anonymity of the internet as his only possibility to molest another person. This kind of breed uses all kinds of internet services like talk forums or blogs for chasing his victims. The victims are mostly only accidental and get attacked for no given reason.
Commonly used accusations by cyber stalkers: 'XYZ is a nazi.' Or: 'she/he' (the victim) is known for having done this or that' (mostly sexual accusations or perversions). Or just: 'XYZ is a jerk because ...'