{"draft":"draft-ietf-smime-ess-12","doc_id":"RFC2634","title":" Enhanced Security Services for S\/MIME ","authors":["P. Hoffman, Ed."],"format":["ASCII","HTML"],"page_count":"58","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"S\/MIME Mail Security","abstract":" This document describes four optional security service extensions for S\/MIME.  [STANDARDS-TRACK]  ","pub_date":"May 1999","keywords":["S\/MIME","secure","multipurpose internet mail extensions","encryption"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":["RFC5035"],"see_also":[],"doi":"10.17487\/RFC2634","errata_url":"https:\/\/www.rfc-editor.org\/errata\/rfc2634"}