AReq — Authentication Request | 3DS Specification Reference

115 top-level fields

Baseline inclusion. Effective requirements depend on transaction context. Check the field’s conditions and FAQ qualifications; select channel and category in the explorer.

Field	Baseline inclusion
`acceptLanguage`Accept Language	Required
`acctID`Cardholder Account Identifier	Optional
`acctInfo`Cardholder Account Information	Optional
`acctNumber`Cardholder Account Number	Required
`acctType`Account Type	Conditional
`acquirerBIN`Acquirer BIN	Payment · 01-PARequiredNon-payment · 02-NPAOptional
`acquirerCountryCode`Acquirer Country Code	Required
`acquirerCountryCodeSource`Acquirer Country Code Source	Required
`acquirerMerchantID`Acquirer Merchant ID	Payment · 01-PARequiredNon-payment · 02-NPAOptional
`addrMatch`Address Match Indicator	Optional
`appIp`App IP Address	Conditional
`billAddrCity`Cardholder Billing Address City	Conditional
`billAddrCountry`Cardholder Billing Address Country	Conditional
`billAddrLine1`Cardholder Billing Address Line 1	Conditional
`billAddrLine2`Cardholder Billing Address Line 2	Conditional
`billAddrLine3`Cardholder Billing Address Line 3	Conditional
`billAddrPostCode`Cardholder Billing Address Postal Code	Conditional
`billAddrState`Cardholder Billing Address State	Conditional
`broadInfo`Broadcast Information	Optional
`browserAcceptHeader`Browser Accept Headers	Required
`browserColorDepth`Browser Screen Color Depth	Conditional
`browserIP`Browser IP Address	Conditional
`browserJavaEnabled`Browser Java Enabled	Conditional
`browserJavascriptEnabled`Browser JavaScript Enabled	Required
`browserLanguage`Browser Language	Conditional
`browserScreenHeight`Browser Screen Height	Conditional
`browserScreenWidth`Browser Screen Width	Conditional
`browserTZ`Browser Time Zone	Conditional
`browserUserAgent`Browser User-Agent	Required
`cardExpiryDate`Card/Token Expiry Date	Conditional
`cardholderName`Cardholder Name	Conditional
`cardSecurityCode`Card Security Code	Conditional
`cardSecurityCodeStatus`Card Security Code Status	Conditional
`cardSecurityCodeStatusSource`Card Security Code Status Source	Conditional
`defaultSdkType`Default-SDK Type	Conditional
`deviceBindingStatus`Device Binding Status	Optional
`deviceBindingStatusSource`Device Binding Status Source	Conditional
`deviceChannel`Device Channel	Required
`deviceId`Browser User Device ID	Conditional
`deviceInfo`Device Information	Conditional
`deviceRenderOptions`Device Rendering Options Supported	Required
`dsReferenceNumber`DS Reference Number	Conditional
`dsTransID`DS Transaction ID	Conditional
`dsURL`DS URL	Conditional
`email`Cardholder Email Address	Conditional
`homePhone`Cardholder Home Phone Number	Conditional
`mcc`Merchant Category Code	Payment · 01-PARequiredNon-payment · 02-NPAOptional
`merchantCountryCode`Merchant Country Code	Payment · 01-PARequiredNon-payment · 02-NPAOptional
`merchantName`Merchant Name	Payment · 01-PARequiredNon-payment · 02-NPAOptional
`merchantRiskIndicator`Merchant Risk Indicator	Optional
`messageCategory`Message Category	Required
`messageExtension`Message Extension	Conditional
`messageType`Message Type	Required
`messageVersion`Message Version Number	Required
`mobilePhone`Cardholder Mobile Phone Number	Conditional
`multiTransaction`Multi-Transaction	Optional
`notificationURL`Notification URL	Required
`payeeOrigin`Payee Origin	Conditional
`payTokenInd`EMV Payment Token Indicator	Conditional
`payTokenInfo`EMV Payment Token Information	Optional
`payTokenSource`EMV Payment Token Source	Conditional
`purchaseAmount`Purchase Amount	Payment · 01-PARequiredNon-payment · 02-NPAConditional
`purchaseCurrency`Purchase Currency	Payment · 01-PARequiredNon-payment · 02-NPAConditional
`purchaseDate`Purchase Date & Time	Payment · 01-PARequiredNon-payment · 02-NPAConditional
`purchaseExponent`Purchase Currency Exponent	Payment · 01-PARequiredNon-payment · 02-NPAConditional
`purchaseInstalData`Instalment Payment Data	Conditional
`recurringAmount`Recurring Amount	Conditional
`recurringCurrency`Recurring Currency	Conditional
`recurringDate`Recurring Date	Conditional
`recurringExpiry`Recurring Expiry	Conditional
`recurringExponent`Recurring Currency Exponent	Conditional
`recurringFrequency`Recurring Frequency	Conditional
`recurringInd`Recurring Indicator	Conditional
`sdkAppID`SDK App ID	Required
`sdkEncData`SDK Encrypted Data	Conditional
`sdkEphemPubKey`SDK Ephemeral Public Key (Qc)	Required
`sdkMaxTimeout`SDK Maximum Timeout	Required
`sdkReferenceNumber`SDK Reference Number	Required
`sdkServerSignedContent`SDK Server Signed Content	Conditional
`sdkTransID`SDK Transaction ID	Required
`sdkType`SDK Type	Required
`sellerInfo`Seller Information	Optional
`shipAddrCity`Cardholder Shipping Address City	Conditional
`shipAddrCountry`Cardholder Shipping Address Country	Conditional
`shipAddrLine1`Cardholder Shipping Address Line 1	Conditional
`shipAddrLine2`Cardholder Shipping Address Line 2	Conditional
`shipAddrLine3`Cardholder Shipping Address Line 3	Conditional
`shipAddrPostCode`Cardholder Shipping Address Postal Code	Conditional
`shipAddrState`Cardholder Shipping Address State	Conditional
`spcIncompInd`SPC Incompletion Indicator	Conditional
`splitSdkType`Split-SDK Type	Conditional
`taxId`Tax ID	Conditional
`threeDSCompInd`3DS Method Completion Indicator	Required
`threeDSMethodId`3DS Method ID	Conditional
`threeDSRequestorAppURLInd`3DS Requestor App URL Indicator	Required
`threeDSRequestorAuthenticationInd`3DS Requestor Authentication Indicator	Required
`threeDSRequestorAuthenticationInfo`3DS Requestor Authentication Information	Optional
`threeDSRequestorChallengeInd`3DS Requestor Challenge Indicator	Optional
`threeDSRequestorDecMaxTime`3DS Requestor Decoupled Max Time	Conditional
`threeDSRequestorDecReqInd`3DS Requestor Decoupled Request Indicator	Optional
`threeDSRequestorID`3DS Requestor ID	Required
`threeDSRequestorName`3DS Requestor Name	Required
`threeDSRequestorPriorAuthenticationInfo`3DS Requestor Prior Transaction Authentication Information	Conditional
`threeDSRequestorSpcSupport`3DS Requestor SPC Support	Conditional
`threeDSRequestorURL`3DS Requestor URL	Required
`threeDSServerOperatorID`3DS Server Operator ID	Conditional
`threeDSServerRefNumber`3DS Server Reference Number	Required
`threeDSServerTransID`3DS Server Transaction ID	Required
`threeDSServerURL`3DS Server URL	Required
`threeRIInd`3RI Indicator	Required
`transType`Transaction Type	Conditional
`trustListStatus`Trust List Status	Optional
`trustListStatusSource`Trust List Status Source	Conditional
`userId`Browser User ID	Conditional
`workPhone`Cardholder Work Phone Number	Conditional

Source

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf · Section 2.4.1, Table B.1

Official EMVCo specifications · Coverage and review limits