Schannel SSP


Schannel SSP is a Security Support Provider as used in the Microsoft Active Directory Security Support Provider Interface

Microsoft Active Directory#

Schannel SSP is used for access to web-enabled services, such as mail or personal information served on Web pages.

Schannel SSP, which includes a suite of four authentication protocols, uses Public Key certificates to authenticate parties. When authenticating parties, Schannel SSP selects one of the four protocols in the following order of preference:

The protocol that is selected is the preferred authentication protocol that both parties can support. For example, if a server supports all four Schannel protocols and the client supports only SSL 3.0 and SSL 2.0, the Schannel SSP will use SSL 3.0.

More Information#

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