The software used by all Windows Mobile Pocket PC, Smartphones is updated again. ActiveSync 3.8 contains a set of security enhancements that provide a more secure syncing experience with a Windows PC, specifically:
Windows XP SP2 security pop up warnings that appear the first time a Windows Mobile devices is docked have been eliminated
Remote PC Sync (via Wifi or LAN) is turned off by default.
The official website also says "ActiveSync 3.8 contains fixes making synchronization more trouble free than ever before and includes all the significant improvements brought to you in ActiveSync 3.5, 3.6, and 3.7.1: it is easy to install and use while offering the best levels of reliability."