3DS ReferenceProtocol & field guide

EMV 3-D Secure · Core specification 2.3.1.1

3DS Requestor Authentication IndicatorthreeDSRequestorAuthenticationInd

3DS Requestor Authentication Indicator in Authentication Request (AReq).

Source edition: Core 2.3.1.1 · Type: String

Baseline in AReq Required

Varies by context. Requirement or applicability varies by channel or message category. Select a specific context to resolve it. Usage and conditions ↓

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Valid values

CodeMeaning
03Instalment transaction
04Add card
05Maintain card
06Cardholder verification as part of EMV token ID&V
07Billing Agreement
08Split shipment
09Delayed shipment
10Split payment

Source: EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf, Table A.1, PDF pages 189, 190. Read usage and conditions.

Reserved values

CodeMeaning
11–79Reserved for EMVCo future use (values invalid until defined by EMVCo)
80–99Reserved for DS use

Usage in AReq

This data element provides additional information to the ACS to determine the best approach for handling an authentication request.

Format and scope

Type: String

Source components: 3DS Server. Channels: 01-APP, 02-BRW. Categories: 01-PA, 02-NPA.

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf, Table A.1, PDF pages 189, 190

Transaction context

This reference covers the published source edition. Use the explorer to inspect this field and any applicable transaction conditions. Scheme programme requirements are not inferred from the protocol edition.

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Sources and related references

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf, Table A.1, PDF pages 189, 190

Source review status: carried-forward. Carried-forward material has not acquired a new verification claim.

Document fingerprint (SHA-256): 6fdf0aba3fc1a765f96b74dad4069d1e189969f38f0023647021687daf589d6b