AWS SDK for C++

AWS SDK for C++ Version 1.11.440
Loading...
Searching...
No Matches
Namespaces | Classes | Typedefs | Enumerations
Aws::PaymentCryptography::Model Namespace Reference

Namespaces

namespace  KeyAlgorithmMapper
 
namespace  KeyCheckValueAlgorithmMapper
 
namespace  KeyClassMapper
 
namespace  KeyExportabilityMapper
 
namespace  KeyMaterialTypeMapper
 
namespace  KeyOriginMapper
 
namespace  KeyStateMapper
 
namespace  KeyUsageMapper
 
namespace  Tr34KeyBlockFormatMapper
 
namespace  WrappedKeyMaterialFormatMapper
 
namespace  WrappingKeySpecMapper
 

Classes

class  Alias
 
class  CreateAliasRequest
 
class  CreateAliasResult
 
class  CreateKeyRequest
 
class  CreateKeyResult
 
class  DeleteAliasRequest
 
class  DeleteAliasResult
 
class  DeleteKeyRequest
 
class  DeleteKeyResult
 
class  ExportAttributes
 
class  ExportDukptInitialKey
 
class  ExportKeyCryptogram
 
class  ExportKeyMaterial
 
class  ExportKeyRequest
 
class  ExportKeyResult
 
class  ExportTr31KeyBlock
 
class  ExportTr34KeyBlock
 
class  GetAliasRequest
 
class  GetAliasResult
 
class  GetKeyRequest
 
class  GetKeyResult
 
class  GetParametersForExportRequest
 
class  GetParametersForExportResult
 
class  GetParametersForImportRequest
 
class  GetParametersForImportResult
 
class  GetPublicKeyCertificateRequest
 
class  GetPublicKeyCertificateResult
 
class  ImportKeyCryptogram
 
class  ImportKeyMaterial
 
class  ImportKeyRequest
 
class  ImportKeyResult
 
class  ImportTr31KeyBlock
 
class  ImportTr34KeyBlock
 
class  Key
 
class  KeyAttributes
 
class  KeyBlockHeaders
 
class  KeyModesOfUse
 
class  KeySummary
 
class  ListAliasesRequest
 
class  ListAliasesResult
 
class  ListKeysRequest
 
class  ListKeysResult
 
class  ListTagsForResourceRequest
 
class  ListTagsForResourceResult
 
class  ResourceNotFoundException
 
class  RestoreKeyRequest
 
class  RestoreKeyResult
 
class  RootCertificatePublicKey
 
class  StartKeyUsageRequest
 
class  StartKeyUsageResult
 
class  StopKeyUsageRequest
 
class  StopKeyUsageResult
 
class  Tag
 
class  TagResourceRequest
 
class  TagResourceResult
 
class  TrustedCertificatePublicKey
 
class  UntagResourceRequest
 
class  UntagResourceResult
 
class  UpdateAliasRequest
 
class  UpdateAliasResult
 
class  WrappedKey
 

Typedefs

typedef Aws::Utils::Outcome< CreateAliasResult, PaymentCryptographyError > CreateAliasOutcome
 
typedef Aws::Utils::Outcome< CreateKeyResult, PaymentCryptographyError > CreateKeyOutcome
 
typedef Aws::Utils::Outcome< DeleteAliasResult, PaymentCryptographyError > DeleteAliasOutcome
 
typedef Aws::Utils::Outcome< DeleteKeyResult, PaymentCryptographyError > DeleteKeyOutcome
 
typedef Aws::Utils::Outcome< ExportKeyResult, PaymentCryptographyError > ExportKeyOutcome
 
typedef Aws::Utils::Outcome< GetAliasResult, PaymentCryptographyError > GetAliasOutcome
 
typedef Aws::Utils::Outcome< GetKeyResult, PaymentCryptographyError > GetKeyOutcome
 
typedef Aws::Utils::Outcome< GetParametersForExportResult, PaymentCryptographyError > GetParametersForExportOutcome
 
typedef Aws::Utils::Outcome< GetParametersForImportResult, PaymentCryptographyError > GetParametersForImportOutcome
 
typedef Aws::Utils::Outcome< GetPublicKeyCertificateResult, PaymentCryptographyError > GetPublicKeyCertificateOutcome
 
typedef Aws::Utils::Outcome< ImportKeyResult, PaymentCryptographyError > ImportKeyOutcome
 
typedef Aws::Utils::Outcome< ListAliasesResult, PaymentCryptographyError > ListAliasesOutcome
 
typedef Aws::Utils::Outcome< ListKeysResult, PaymentCryptographyError > ListKeysOutcome
 
typedef Aws::Utils::Outcome< ListTagsForResourceResult, PaymentCryptographyError > ListTagsForResourceOutcome
 
typedef Aws::Utils::Outcome< RestoreKeyResult, PaymentCryptographyError > RestoreKeyOutcome
 
typedef Aws::Utils::Outcome< StartKeyUsageResult, PaymentCryptographyError > StartKeyUsageOutcome
 
typedef Aws::Utils::Outcome< StopKeyUsageResult, PaymentCryptographyError > StopKeyUsageOutcome
 
typedef Aws::Utils::Outcome< TagResourceResult, PaymentCryptographyError > TagResourceOutcome
 
typedef Aws::Utils::Outcome< UntagResourceResult, PaymentCryptographyError > UntagResourceOutcome
 
typedef Aws::Utils::Outcome< UpdateAliasResult, PaymentCryptographyError > UpdateAliasOutcome
 
typedef std::future< CreateAliasOutcome > CreateAliasOutcomeCallable
 
typedef std::future< CreateKeyOutcome > CreateKeyOutcomeCallable
 
typedef std::future< DeleteAliasOutcome > DeleteAliasOutcomeCallable
 
typedef std::future< DeleteKeyOutcome > DeleteKeyOutcomeCallable
 
typedef std::future< ExportKeyOutcome > ExportKeyOutcomeCallable
 
typedef std::future< GetAliasOutcome > GetAliasOutcomeCallable
 
typedef std::future< GetKeyOutcome > GetKeyOutcomeCallable
 
typedef std::future< GetParametersForExportOutcome > GetParametersForExportOutcomeCallable
 
typedef std::future< GetParametersForImportOutcome > GetParametersForImportOutcomeCallable
 
typedef std::future< GetPublicKeyCertificateOutcome > GetPublicKeyCertificateOutcomeCallable
 
typedef std::future< ImportKeyOutcome > ImportKeyOutcomeCallable
 
typedef std::future< ListAliasesOutcome > ListAliasesOutcomeCallable
 
typedef std::future< ListKeysOutcome > ListKeysOutcomeCallable
 
typedef std::future< ListTagsForResourceOutcome > ListTagsForResourceOutcomeCallable
 
typedef std::future< RestoreKeyOutcome > RestoreKeyOutcomeCallable
 
typedef std::future< StartKeyUsageOutcome > StartKeyUsageOutcomeCallable
 
typedef std::future< StopKeyUsageOutcome > StopKeyUsageOutcomeCallable
 
typedef std::future< TagResourceOutcome > TagResourceOutcomeCallable
 
typedef std::future< UntagResourceOutcome > UntagResourceOutcomeCallable
 
typedef std::future< UpdateAliasOutcome > UpdateAliasOutcomeCallable
 

Enumerations

enum class  KeyAlgorithm {
  NOT_SET , TDES_2KEY , TDES_3KEY , AES_128 ,
  AES_192 , AES_256 , RSA_2048 , RSA_3072 ,
  RSA_4096 , ECC_NIST_P256 , ECC_NIST_P384
}
 
enum class  KeyCheckValueAlgorithm { NOT_SET , CMAC , ANSI_X9_24 }
 
enum class  KeyClass {
  NOT_SET , SYMMETRIC_KEY , ASYMMETRIC_KEY_PAIR , PRIVATE_KEY ,
  PUBLIC_KEY
}
 
enum class  KeyExportability { NOT_SET , EXPORTABLE , NON_EXPORTABLE , SENSITIVE }
 
enum class  KeyMaterialType {
  NOT_SET , TR34_KEY_BLOCK , TR31_KEY_BLOCK , ROOT_PUBLIC_KEY_CERTIFICATE ,
  TRUSTED_PUBLIC_KEY_CERTIFICATE , KEY_CRYPTOGRAM
}
 
enum class  KeyOrigin { NOT_SET , EXTERNAL , AWS_PAYMENT_CRYPTOGRAPHY }
 
enum class  KeyState {
  NOT_SET , CREATE_IN_PROGRESS , CREATE_COMPLETE , DELETE_PENDING ,
  DELETE_COMPLETE
}
 
enum class  KeyUsage {
  NOT_SET , TR31_B0_BASE_DERIVATION_KEY , TR31_C0_CARD_VERIFICATION_KEY , TR31_D0_SYMMETRIC_DATA_ENCRYPTION_KEY ,
  TR31_D1_ASYMMETRIC_KEY_FOR_DATA_ENCRYPTION , TR31_E0_EMV_MKEY_APP_CRYPTOGRAMS , TR31_E1_EMV_MKEY_CONFIDENTIALITY , TR31_E2_EMV_MKEY_INTEGRITY ,
  TR31_E4_EMV_MKEY_DYNAMIC_NUMBERS , TR31_E5_EMV_MKEY_CARD_PERSONALIZATION , TR31_E6_EMV_MKEY_OTHER , TR31_K0_KEY_ENCRYPTION_KEY ,
  TR31_K1_KEY_BLOCK_PROTECTION_KEY , TR31_K3_ASYMMETRIC_KEY_FOR_KEY_AGREEMENT , TR31_M3_ISO_9797_3_MAC_KEY , TR31_M1_ISO_9797_1_MAC_KEY ,
  TR31_M6_ISO_9797_5_CMAC_KEY , TR31_M7_HMAC_KEY , TR31_P0_PIN_ENCRYPTION_KEY , TR31_P1_PIN_GENERATION_KEY ,
  TR31_S0_ASYMMETRIC_KEY_FOR_DIGITAL_SIGNATURE , TR31_V1_IBM3624_PIN_VERIFICATION_KEY , TR31_V2_VISA_PIN_VERIFICATION_KEY , TR31_K2_TR34_ASYMMETRIC_KEY
}
 
enum class  Tr34KeyBlockFormat { NOT_SET , X9_TR34_2012 }
 
enum class  WrappedKeyMaterialFormat { NOT_SET , KEY_CRYPTOGRAM , TR31_KEY_BLOCK , TR34_KEY_BLOCK }
 
enum class  WrappingKeySpec { NOT_SET , RSA_OAEP_SHA_256 , RSA_OAEP_SHA_512 }
 

Typedef Documentation

◆ CreateAliasOutcome

typedef Aws::Utils::Outcome<CreateAliasResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::CreateAliasOutcome

Definition at line 106 of file PaymentCryptographyServiceClientModel.h.

◆ CreateAliasOutcomeCallable

typedef std::future<CreateAliasOutcome> Aws::PaymentCryptography::Model::CreateAliasOutcomeCallable

Definition at line 129 of file PaymentCryptographyServiceClientModel.h.

◆ CreateKeyOutcome

typedef Aws::Utils::Outcome<CreateKeyResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::CreateKeyOutcome

Definition at line 107 of file PaymentCryptographyServiceClientModel.h.

◆ CreateKeyOutcomeCallable

typedef std::future<CreateKeyOutcome> Aws::PaymentCryptography::Model::CreateKeyOutcomeCallable

Definition at line 130 of file PaymentCryptographyServiceClientModel.h.

◆ DeleteAliasOutcome

typedef Aws::Utils::Outcome<DeleteAliasResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::DeleteAliasOutcome

Definition at line 108 of file PaymentCryptographyServiceClientModel.h.

◆ DeleteAliasOutcomeCallable

typedef std::future<DeleteAliasOutcome> Aws::PaymentCryptography::Model::DeleteAliasOutcomeCallable

Definition at line 131 of file PaymentCryptographyServiceClientModel.h.

◆ DeleteKeyOutcome

typedef Aws::Utils::Outcome<DeleteKeyResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::DeleteKeyOutcome

Definition at line 109 of file PaymentCryptographyServiceClientModel.h.

◆ DeleteKeyOutcomeCallable

typedef std::future<DeleteKeyOutcome> Aws::PaymentCryptography::Model::DeleteKeyOutcomeCallable

Definition at line 132 of file PaymentCryptographyServiceClientModel.h.

◆ ExportKeyOutcome

typedef Aws::Utils::Outcome<ExportKeyResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::ExportKeyOutcome

Definition at line 110 of file PaymentCryptographyServiceClientModel.h.

◆ ExportKeyOutcomeCallable

typedef std::future<ExportKeyOutcome> Aws::PaymentCryptography::Model::ExportKeyOutcomeCallable

Definition at line 133 of file PaymentCryptographyServiceClientModel.h.

◆ GetAliasOutcome

typedef Aws::Utils::Outcome<GetAliasResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::GetAliasOutcome

Definition at line 111 of file PaymentCryptographyServiceClientModel.h.

◆ GetAliasOutcomeCallable

typedef std::future<GetAliasOutcome> Aws::PaymentCryptography::Model::GetAliasOutcomeCallable

Definition at line 134 of file PaymentCryptographyServiceClientModel.h.

◆ GetKeyOutcome

typedef Aws::Utils::Outcome<GetKeyResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::GetKeyOutcome

Definition at line 112 of file PaymentCryptographyServiceClientModel.h.

◆ GetKeyOutcomeCallable

typedef std::future<GetKeyOutcome> Aws::PaymentCryptography::Model::GetKeyOutcomeCallable

Definition at line 135 of file PaymentCryptographyServiceClientModel.h.

◆ GetParametersForExportOutcome

typedef Aws::Utils::Outcome<GetParametersForExportResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::GetParametersForExportOutcome

Definition at line 113 of file PaymentCryptographyServiceClientModel.h.

◆ GetParametersForExportOutcomeCallable

typedef std::future<GetParametersForExportOutcome> Aws::PaymentCryptography::Model::GetParametersForExportOutcomeCallable

Definition at line 136 of file PaymentCryptographyServiceClientModel.h.

◆ GetParametersForImportOutcome

typedef Aws::Utils::Outcome<GetParametersForImportResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::GetParametersForImportOutcome

Definition at line 114 of file PaymentCryptographyServiceClientModel.h.

◆ GetParametersForImportOutcomeCallable

typedef std::future<GetParametersForImportOutcome> Aws::PaymentCryptography::Model::GetParametersForImportOutcomeCallable

Definition at line 137 of file PaymentCryptographyServiceClientModel.h.

◆ GetPublicKeyCertificateOutcome

typedef Aws::Utils::Outcome<GetPublicKeyCertificateResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::GetPublicKeyCertificateOutcome

Definition at line 115 of file PaymentCryptographyServiceClientModel.h.

◆ GetPublicKeyCertificateOutcomeCallable

typedef std::future<GetPublicKeyCertificateOutcome> Aws::PaymentCryptography::Model::GetPublicKeyCertificateOutcomeCallable

Definition at line 138 of file PaymentCryptographyServiceClientModel.h.

◆ ImportKeyOutcome

typedef Aws::Utils::Outcome<ImportKeyResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::ImportKeyOutcome

Definition at line 116 of file PaymentCryptographyServiceClientModel.h.

◆ ImportKeyOutcomeCallable

typedef std::future<ImportKeyOutcome> Aws::PaymentCryptography::Model::ImportKeyOutcomeCallable

Definition at line 139 of file PaymentCryptographyServiceClientModel.h.

◆ ListAliasesOutcome

typedef Aws::Utils::Outcome<ListAliasesResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::ListAliasesOutcome

Definition at line 117 of file PaymentCryptographyServiceClientModel.h.

◆ ListAliasesOutcomeCallable

typedef std::future<ListAliasesOutcome> Aws::PaymentCryptography::Model::ListAliasesOutcomeCallable

Definition at line 140 of file PaymentCryptographyServiceClientModel.h.

◆ ListKeysOutcome

typedef Aws::Utils::Outcome<ListKeysResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::ListKeysOutcome

Definition at line 118 of file PaymentCryptographyServiceClientModel.h.

◆ ListKeysOutcomeCallable

typedef std::future<ListKeysOutcome> Aws::PaymentCryptography::Model::ListKeysOutcomeCallable

Definition at line 141 of file PaymentCryptographyServiceClientModel.h.

◆ ListTagsForResourceOutcome

typedef Aws::Utils::Outcome<ListTagsForResourceResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::ListTagsForResourceOutcome

Definition at line 119 of file PaymentCryptographyServiceClientModel.h.

◆ ListTagsForResourceOutcomeCallable

typedef std::future<ListTagsForResourceOutcome> Aws::PaymentCryptography::Model::ListTagsForResourceOutcomeCallable

Definition at line 142 of file PaymentCryptographyServiceClientModel.h.

◆ RestoreKeyOutcome

typedef Aws::Utils::Outcome<RestoreKeyResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::RestoreKeyOutcome

Definition at line 120 of file PaymentCryptographyServiceClientModel.h.

◆ RestoreKeyOutcomeCallable

typedef std::future<RestoreKeyOutcome> Aws::PaymentCryptography::Model::RestoreKeyOutcomeCallable

Definition at line 143 of file PaymentCryptographyServiceClientModel.h.

◆ StartKeyUsageOutcome

typedef Aws::Utils::Outcome<StartKeyUsageResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::StartKeyUsageOutcome

Definition at line 121 of file PaymentCryptographyServiceClientModel.h.

◆ StartKeyUsageOutcomeCallable

typedef std::future<StartKeyUsageOutcome> Aws::PaymentCryptography::Model::StartKeyUsageOutcomeCallable

Definition at line 144 of file PaymentCryptographyServiceClientModel.h.

◆ StopKeyUsageOutcome

typedef Aws::Utils::Outcome<StopKeyUsageResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::StopKeyUsageOutcome

Definition at line 122 of file PaymentCryptographyServiceClientModel.h.

◆ StopKeyUsageOutcomeCallable

typedef std::future<StopKeyUsageOutcome> Aws::PaymentCryptography::Model::StopKeyUsageOutcomeCallable

Definition at line 145 of file PaymentCryptographyServiceClientModel.h.

◆ TagResourceOutcome

typedef Aws::Utils::Outcome<TagResourceResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::TagResourceOutcome

Definition at line 123 of file PaymentCryptographyServiceClientModel.h.

◆ TagResourceOutcomeCallable

typedef std::future<TagResourceOutcome> Aws::PaymentCryptography::Model::TagResourceOutcomeCallable

Definition at line 146 of file PaymentCryptographyServiceClientModel.h.

◆ UntagResourceOutcome

typedef Aws::Utils::Outcome<UntagResourceResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::UntagResourceOutcome

Definition at line 124 of file PaymentCryptographyServiceClientModel.h.

◆ UntagResourceOutcomeCallable

typedef std::future<UntagResourceOutcome> Aws::PaymentCryptography::Model::UntagResourceOutcomeCallable

Definition at line 147 of file PaymentCryptographyServiceClientModel.h.

◆ UpdateAliasOutcome

typedef Aws::Utils::Outcome<UpdateAliasResult, PaymentCryptographyError> Aws::PaymentCryptography::Model::UpdateAliasOutcome

Definition at line 125 of file PaymentCryptographyServiceClientModel.h.

◆ UpdateAliasOutcomeCallable

typedef std::future<UpdateAliasOutcome> Aws::PaymentCryptography::Model::UpdateAliasOutcomeCallable

Definition at line 148 of file PaymentCryptographyServiceClientModel.h.

Enumeration Type Documentation

◆ KeyAlgorithm

 strong
Enumerator
NOT_SET 
TDES_2KEY 
TDES_3KEY 
AES_128 
AES_192 
AES_256 
RSA_2048 
RSA_3072 
RSA_4096 
ECC_NIST_P256 
ECC_NIST_P384 

Definition at line 16 of file KeyAlgorithm.h.

◆ KeyCheckValueAlgorithm

 strong
Enumerator
NOT_SET 
CMAC 
ANSI_X9_24 

Definition at line 16 of file KeyCheckValueAlgorithm.h.

◆ KeyClass

 strong
Enumerator
NOT_SET 
SYMMETRIC_KEY 
ASYMMETRIC_KEY_PAIR 
PRIVATE_KEY 
PUBLIC_KEY 

Definition at line 16 of file KeyClass.h.

◆ KeyExportability

 strong
Enumerator
NOT_SET 
EXPORTABLE 
NON_EXPORTABLE 
SENSITIVE 

Definition at line 16 of file KeyExportability.h.

◆ KeyMaterialType

 strong
Enumerator
NOT_SET 
TR34_KEY_BLOCK 
TR31_KEY_BLOCK 
ROOT_PUBLIC_KEY_CERTIFICATE 
TRUSTED_PUBLIC_KEY_CERTIFICATE 
KEY_CRYPTOGRAM 

Definition at line 16 of file KeyMaterialType.h.

◆ KeyOrigin

 strong
Enumerator
NOT_SET 
EXTERNAL 
AWS_PAYMENT_CRYPTOGRAPHY 

Definition at line 16 of file KeyOrigin.h.

◆ KeyState

 strong
Enumerator
NOT_SET 
CREATE_IN_PROGRESS 
CREATE_COMPLETE 
DELETE_PENDING 
DELETE_COMPLETE 

Definition at line 16 of file KeyState.h.

◆ KeyUsage

 strong
Enumerator
NOT_SET 
TR31_B0_BASE_DERIVATION_KEY 
TR31_C0_CARD_VERIFICATION_KEY 
TR31_D0_SYMMETRIC_DATA_ENCRYPTION_KEY 
TR31_D1_ASYMMETRIC_KEY_FOR_DATA_ENCRYPTION 
TR31_E0_EMV_MKEY_APP_CRYPTOGRAMS 
TR31_E1_EMV_MKEY_CONFIDENTIALITY 
TR31_E2_EMV_MKEY_INTEGRITY 
TR31_E4_EMV_MKEY_DYNAMIC_NUMBERS 
TR31_E5_EMV_MKEY_CARD_PERSONALIZATION 
TR31_E6_EMV_MKEY_OTHER 
TR31_K0_KEY_ENCRYPTION_KEY 
TR31_K1_KEY_BLOCK_PROTECTION_KEY 
TR31_K3_ASYMMETRIC_KEY_FOR_KEY_AGREEMENT 
TR31_M3_ISO_9797_3_MAC_KEY 
TR31_M1_ISO_9797_1_MAC_KEY 
TR31_M6_ISO_9797_5_CMAC_KEY 
TR31_M7_HMAC_KEY 
TR31_P0_PIN_ENCRYPTION_KEY 
TR31_P1_PIN_GENERATION_KEY 
TR31_S0_ASYMMETRIC_KEY_FOR_DIGITAL_SIGNATURE 
TR31_V1_IBM3624_PIN_VERIFICATION_KEY 
TR31_V2_VISA_PIN_VERIFICATION_KEY 
TR31_K2_TR34_ASYMMETRIC_KEY 

Definition at line 16 of file KeyUsage.h.

◆ Tr34KeyBlockFormat

 strong
Enumerator
NOT_SET 
X9_TR34_2012 

Definition at line 16 of file Tr34KeyBlockFormat.h.

◆ WrappedKeyMaterialFormat

 strong
Enumerator
NOT_SET 
KEY_CRYPTOGRAM 
TR31_KEY_BLOCK 
TR34_KEY_BLOCK 

Definition at line 16 of file WrappedKeyMaterialFormat.h.

◆ WrappingKeySpec

 strong
Enumerator
NOT_SET 
RSA_OAEP_SHA_256 
RSA_OAEP_SHA_512 

Definition at line 16 of file WrappingKeySpec.h.

Generated by doxygen 1.9.8
Privacy | Site terms | Cookie preferences