HTTP Authentication Credential Caching Extension

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Last updated 2002-02-22
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This note proposes an HTTP cache-control extension mechanism that allows caching of authentication credentials, thereby allowing authenticated resources to be served from cache without incurring the cost of a round-trip to the origin server more than once during the freshness lifetime of the credentials.


Mark Nottingham (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)