{"draft":"draft-ietf-httpbis-immutable-03","doc_id":"RFC8246","title":"HTTP Immutable Responses","authors":["P. McManus"],"format":["ASCII","HTML"],"page_count":"6","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"HTTP","abstract":"The immutable HTTP response Cache-Control extension allows servers to\r\nidentify resources that will not be updated during their freshness\r\nlifetime.  This ensures that a client never needs to revalidate a\r\ncached fresh resource to be certain it has not been modified.","pub_date":"September 2017","keywords":[],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC8246","errata_url":null}