| A real world extensions sequence (taken from Google's GAI2). | 
 |  | 
 | #-----BEGIN EXTENSIONS----- | 
 | SEQUENCE { | 
 |   SEQUENCE { | 
 |     # authorityKeyIdentifier | 
 |     OBJECT_IDENTIFIER { 2.5.29.35 } | 
 |     OCTET_STRING { | 
 |       SEQUENCE { | 
 |         [0 PRIMITIVE] { `c07a98688d89fbab05640c117daa7d65b8cacc4e` } | 
 |       } | 
 |     } | 
 |   } | 
 |   SEQUENCE { | 
 |     # subjectKeyIdentifier | 
 |     OBJECT_IDENTIFIER { 2.5.29.14 } | 
 |     OCTET_STRING { | 
 |       OCTET_STRING { `4add06161bbcf668b576f581b6bb621aba5a812f` } | 
 |     } | 
 |   } | 
 |   SEQUENCE { | 
 |     # keyUsage | 
 |     OBJECT_IDENTIFIER { 2.5.29.15 } | 
 |     BOOLEAN { `ff` } | 
 |     OCTET_STRING { | 
 |       BIT_STRING { `0106` } | 
 |     } | 
 |   } | 
 |   SEQUENCE { | 
 |     # authorityInfoAccess | 
 |     OBJECT_IDENTIFIER { 1.3.6.1.5.5.7.1.1 } | 
 |     OCTET_STRING { | 
 |       SEQUENCE { | 
 |         SEQUENCE { | 
 |           # ocsp | 
 |           OBJECT_IDENTIFIER { 1.3.6.1.5.5.7.48.1 } | 
 |           [6 PRIMITIVE] { "http://g.symcd.com" } | 
 |         } | 
 |       } | 
 |     } | 
 |   } | 
 |   SEQUENCE { | 
 |     # basicConstraints | 
 |     OBJECT_IDENTIFIER { 2.5.29.19 } | 
 |     BOOLEAN { `ff` } | 
 |     OCTET_STRING { | 
 |       SEQUENCE { | 
 |         BOOLEAN { `ff` } | 
 |         INTEGER { 0 } | 
 |       } | 
 |     } | 
 |   } | 
 |   SEQUENCE { | 
 |     # cRLDistributionPoints | 
 |     OBJECT_IDENTIFIER { 2.5.29.31 } | 
 |     OCTET_STRING { | 
 |       SEQUENCE { | 
 |         SEQUENCE { | 
 |           [0] { | 
 |             [0] { | 
 |               [6 PRIMITIVE] { "http://g.symcb.com/crls/gtglobal.crl" } | 
 |             } | 
 |           } | 
 |         } | 
 |       } | 
 |     } | 
 |   } | 
 |   SEQUENCE { | 
 |     # certificatePolicies | 
 |     OBJECT_IDENTIFIER { 2.5.29.32 } | 
 |     OCTET_STRING { | 
 |       SEQUENCE { | 
 |         SEQUENCE { | 
 |           OBJECT_IDENTIFIER { 1.3.6.1.4.1.11129.2.5.1 } | 
 |         } | 
 |       } | 
 |     } | 
 |   } | 
 | } | 
 | #-----END EXTENSIONS----- | 
 |  | 
 |  | 
 | -----BEGIN CERTIFICATE----- | 
 | 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 | 
 | -----END CERTIFICATE----- |