ApplicationExtensionBaseBeforeAuthenticate Method

Fired immediately before the configured IAuthenticationProvider object's Authenticate(String, String, NameValueCollection, Int64) method is called. This event give you an opportunity to change the user and password of the user being logged in. If you return any other value besides Continue an exception is thrown and the login is cancelled.

public virtual void BeforeAuthenticate(
	IAppContext sender,
	BeforeAuthenticateEventArgs e
)

Public Overridable Sub BeforeAuthenticate ( 
	sender As IAppContext,
	e As BeforeAuthenticateEventArgs
)