Microsoft Digest SSP

Microsoft Digest is a security support provider (SSP) that implements the Digest Access protocol, a lightweight authentication protocol for parties involved in Hypertext Transfer Protocol (HTTP) or Simple Authentication Security Layer (SASL) based communications.

Microsoft Digest provides a simple challenge response mechanism for authenticating clients. This SSP is intended for use by client/server applications using HTTP or SASL based communications.


Digest authentication is not supported across forests.


The following sections provide information about Microsoft Digest SSP.