module OpenSSL::X509::Extension::SubjectKeyIdentifier
Public Instance Methods
subject_key_identifier()
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Get the subject’s key identifier from the subjectKeyIdentifier exteension, as described in RFC5280 Section 4.2.1.2.
Returns the binary String key identifier or nil or raises ASN1::ASN1Error
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# File openssl/lib/openssl/x509.rb, line 82 def subject_key_identifier ext = find_extension("subjectKeyIdentifier") return nil if ext.nil? ski_asn1 = ASN1.decode(ext.value_der) if ext.critical? || ski_asn1.tag_class != :UNIVERSAL || ski_asn1.tag != ASN1::OCTET_STRING raise ASN1::ASN1Error, "invalid extension" end ski_asn1.value end