network level authentication xp

Enabling Network Level Authentication on Windows XP Service Pack 3 for access to Server 2008 via Remote Desktop

"The remote computer requires Network Level Authentication, which your computer does not support."

To enable NLA on XP SP3, run regedit.exe:

1. Go to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa

2. Add tspkg to the Security Packages REG_MULTI_SZ

3. Go to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders

4. Add credssp.dll to the SecurityProviders REG_SZ (separated by commas)

5. Reboot

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