enum System.Security.Cryptography.OidGroup:

   def enum
      All = 0
      HashAlgorithm = 1
      EncryptionAlgorithm = 2
      PublicKeyAlgorithm = 3
      SignatureAlgorithm = 4
      Attribute = 5
      ExtensionOrAttribute = 6
      EnhancedKeyUsage = 7
      Policy = 8
      Template = 9
      KeyDerivationFunction = 10.

end enum.
