W

WebDAV

See Distributed Authoring and Versioning (DAV).

wireless synchronization access

The ability of Exchange Server 2003 to provide access using ActiveSync so that users of PocketPC and SmartPhone devices can synchronize information directly with Exchange Server.

worm

A malicious program that is self-contained and self-replicating. Worms travel across the Internet or network using normal transport protocols. Worms can either run based on a triggering event or run as soon as they have copied themselves to the next computer.