Windows XP Professional Edition

Windows XP Professional Edition was the replacement for Windows NT and 2000. In addition to the features of Home Edition, it added new features to improve networking and task efficiency:

• 
  Remote Desktop, which allows the creation of virtual sessions on one computer from another computer over the Internet
  
• 
  Encrypting File System, which offers better security by transparently key-encrypting files
  
• 
  Fast Resume from Hibernation, which allows work to resume faster and saves battery life in laptop computers
  
• 
  Support for 802.1x networking for more secure wireless networking