crypto/pem/message

   1 -----BEGIN PRIVACY-ENHANCED MESSAGE-----
   2 Proc-Type: 4,ENCRYPTED
   3 Proc-Type: 4,MIC-ONLY
   4 Proc-Type: 4,MIC-CLEAR
   5 Content-Domain: RFC822
   6 DEK-Info: DES-CBC,0123456789abcdef
   7 Originator-Certificate
   8  xxxx
   9 Issuer-Certificate
  10  xxxx
  11 MIC-Info: RSA-MD5,RSA,
  12  xxxx
  13
  14
  15 -----END PRIVACY-ENHANCED MESSAGE-----
  16