A computer program product embodied in a computer readable medium for operating in a system comprising at least one computer system having a network adapter for accessing a network, a processing unit, and a memory, for implementing a method for triggering scans of items in a virtual universe, the virtual universe having at least one avatar owned by a resident, at least one avatar having an item and an item inventory, the method comprising:
- detecting that an avatar with the virtual item is entering or leaving a teleport action;
- in response to the detecting, scanning, using a geometry scanner, the virtual item;
- determining if the scanned virtual item has a geometry that differs from a normal virtual item, and if so:
- triggering an item alert and blocking the scanned virtual item,
- checking attributes of the scanned virtual item against attributes of known malicious virtual items, and
- updating an inventory item safety summary accordingly.