How to make a Share folder prompt for username password in XP
1- Enable Guest Account > “ Start “ Menu -> > “ Control Panel “ -> > “ User Accounts” -> > Click on “ Guest Account “ and make sure it activate > Close Control Panel 2- Set Password for Guest Account > “Start” Menu -> > “All Program” -> > “Accessories” -> > “Command Prompt” -> > Type “ Net user guest password “ and press “Enter” > Open Guest Account again and Click “ Change Password ” 3- Share Folder > Right Click on Folder or Partition want to share > “ Sharing and Security ” > Check on “ Share this folder on the Network ” When other computer in your network want to access you sharing will need Uasername and password.