Enables an application to retrieve the authentication data previously stored for a particular user's logon name from the authentication repository.
id
The context manager id.
domain
The domain name of the site or organization that is being served by the located component.
coupon
The connection coupon obtain from the Connect method.
logonName
A user's logon name.
dataFormat
An application-defined string that is used when an application needs to maintain multiple forms of authentication data for a user (e.g., password, thumbprint image, etc.). If only one form of authentication data is needed, this string can be empty.
appSignature
The application's digital signature.
The userData and repositorySignature.