PKIX1 { }
DEFINITIONS IMPLICIT TAGS ::=
BEGIN
id-ce OBJECT IDENTIFIER  ::=  {joint-iso-ccitt(2) ds(5) 29}
id-ce-authorityKeyIdentifier OBJECT IGENTIFIER  ::=  { id-ce 35 }
AuthorityKeyIdentifier ::= SEQUENCE {
      keyIdentifier             [0] KeyIdentifier            OPTIONAL,
      authorityCertIssuer       [0] Gener:G{h(9)h= KeyIdentifier
id-ce-keyUsage OBJECT IDENTIFIER ::=  { id-ce 15 }
KeyUsage ::= BIT STRING {
     digitalSignature        (0),
     nonRepudiation          (1),
     keyEncipherment         (2),
     dataEncipherment        (3),
 )h    keyAgreement   (9         (4),
 )    keyCertSign             (5),
     cRLSign                 (6),
    