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The following table shows the Authentication Services structures with a description of the purpose of each.
| Programming element | Description |
|---|---|
| SCHANNEL_CRED | This structure contains the data for an Schannel credential. |
| SEC_WINNT_AUTH_IDENTITY | This structure is used to establish the identity of the client and is authentication-service specific. |
| SecBuffer | This structure describes a buffer that a transport application allocates to pass to a security package. |
| SecBufferDesc | This structure describes an array of SecBuffer structures to pass from a transport application to a security package. |
| SecPkgContext_Authority | This structure contains the name of the authenticating authority, if one is available. |
| SecPkgContext_ConnectionInfo | This structure contains protocol and cipher information. |
| SecPkgContext_DceInfo | This structure contains authorization data used by distributed computing environment (DCE) services. |
| SecPkgContext_IssuerListInfoEx | This structure holds a list of trusted certification authorities (CAs). |
| SecPkgContext_KeyInfo | This structure contains data about the keys used in a security context. |
| SecPkgContext_Lifespan | This structure indicates the life span of a security context. |
| SecPkgContext_Names | This structure indicates the name of the user associated with a security context. |
| SecPkgContext_ProtoInfo | This structure holds information about the protocol in use. |
| SecPkgContext_Sizes | This structure indicates the sizes of important structures used in the message support functions. |
| SecPkgContext_StreamSizes | This structure indicates the sizes of the various stream parts for use with the message support functions. |
| SecPkgCred_CipherStrengths | This structure holds the minimum and maximum strengths permitted for the cipher used by the specified Schannel credential. |
| SecPkgCred_SupportedAlgs | This structure contains identifiers for algorithms permitted with a specified Schannel credential. |
| SecPkgCred_SupportedProtocols | This structure indicates the protocols permitted with a specified Schannel credential. |
| SecPkgCredentials_Names | This structure indicates the name of the user associated with a context. |
| SecPkgInfo | This structure provides general data about a security package, such as its name and capabilities. |
| SecurityFunctionTable | This structure is a dispatch table that contains pointers to the callback functions defined in the Sspi.h file. |
See Also
Authentication Services Reference
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