rfc5652.txt:Russ Housley:vigilsec:usa:54:sep:2009:UNKNOWN:kwd,seccons:draft-ietf-smime-rfc3852bis:2010-06-17:2010-05-26:6:0:0:15:21:0:2009-06-09:0::2009-06-09:352:2010-08-13:56