{"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":["[--------|p]","secure","multipurpose","internet","mail","extensions","encryption"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":["RFC5035"],"see_also":[],"doi":"10.17487\/RFC2634","errata_url":null}