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Remote Desktop Protocol: The Remote Desktop Protocol is updated to provide better communication between distant machines.Better Wi-Fi security: The Wi-Fi Protected Access protocol now supports WPA2 to strengthen network security.Black hole: The Black hole algorithm equips your OS to ignore network routers that incorrectly drop certain kinds of network packets.Better encryption: The new kernel encapsulate several more efficient cryptographic algorithms.Network: It features the Network Access Protection compatibility and allows Windows XP machines to communicate with the NAP in Windows Server 2008.What are the key features of Windows XP Service Pack 3 (SP3)? It embeds several improvements like network security and efficiency, better kernel encryptions, and updates all kinds of components. Windows XP Service Pack 3 is a non-cumulative update package developed by Microsoft (contrary to Service Pack 1 and 2) targeting Windows XP 32-bit operating systems.
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