Domain returns the domain stored in the context.

SID returns the SID stored in the context.

User returns the user information stored in the context.

Username returns the username stored in the context.

WithUser adds information about the Windows user in the request context It works by taking the token forwarded by IIS+HttpPlatformHandler and then asking Windows about its identity.

WithUserConditionally is the same as WithUser, but with the added possibility of enabling the authentication conditionally.