twisted.web.iweb.ICredentialFactory(Interface) interface documentationtwisted.web.iweb
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      Known implementations: twisted.web.guard.BasicCredentialFactory, twisted.web.guard.DigestCredentialFactory
A credential factory defines a way to generate a particular kind of authentication challenge and a way to interpret the responses to these challenges.  It creates ICredentials providers from responses.  These objects will be used with twisted.cred to authenticate an authorize requests.
| Attribute | scheme | A str giving the name of the authentication scheme with which this factory is associated.  For example, 'basic' or 'digest'. | 
  
| Method | getChallenge | Generate a new challenge to be sent to a client. | 
| Method | decode | Create a credentials object from the given response. | 
A str giving the name of the authentication scheme with which this factory is associated.  For example, 'basic' or 'digest'.
Generate a new challenge to be sent to a client.
| Parameters | peer | The request the response to which this challenge will be included. (type: twisted.web.http.Request) | 
| Returns | A mapping from str challenge fields to associated str values. (type: dict) | |
Create a credentials object from the given response.
| Parameters | response | scheme specific response string (type: str) | 
| request | The request being processed (from which the response was taken). (type: twisted.web.http.Request) | |
| Returns | The credentials represented by the given response. (type: twisted.cred.credentials.ICredentials provider) | |
| Raises | twisted.cred.error.LoginFailed | If the response is invalid. |