A computer program product embodied in a computer readable medium for operating in a system comprising a network I/O, a CPU, and one or more databases, for implementing a method in a virtual universe (VU) system for identifying spam avatars, the VU system comprising one or more avatars that each have multimedia characteristics, wherein at least one of the avatars is a spam avatar, the VU system having memory that stores multimedia characteristics of known spam avatars, the method for identifying spam avatars comprising the steps of:
- retrieving from an avatar its multimedia characteristics;
- comparing the retrieved multimedia characteristics with multimedia characteristics of known spam avatars;
- identifying similarities between the retrieved multimedia characteristics with multimedia characteristics of known spam avatars;
- and
- determining whether the avatar is a spam avatar based upon the similarities.