SecurityPackages




Negotiate

C:\Windows\system32\lsasrv.dll
Negotiate between Kerberos and NTLM.

NegoExtender

C:\Windows\system32\negoexts.DLL
Extension to negotiate with additional SSPs.

Kerberos

C:\Windows\system32\kerberos.DLL
Kerberos v5 implementation.

NTLM

C:\Windows\system32\msv1_0.DLL
NTLM implementation.

TSSSP

C:\Windows\system32\tspkg.DLL
Implements CredSSP (SSO for TerminalServices & RDP).

pku2u

C:\Windows\system32\pku2u.DLL
Implements P2P authentication (e.g. homegroups).

CloudAP

C:\Windows\system32\cloudAP.DLL
Implements Azure cloud authentication.

WDigest

C:\Windows\system32\wdigest.DLL
Implements digest authentication (HTTP, LDAP, ...).

Schannel

C:\Windows\system32\schannel.DLL
Implements TLS (including SSL & PCT which are considered obsolete).

Microsoft Unified Security Protocol Provider

C:\Windows\system32\schannel.DLL