3DS ReferenceProtocol & field guide

EMV 3-D Secure · Core specification 2.3.1.1

Cardholder Account NumberacctNumber

Cardholder Account Number in Authentication Request (AReq).

Source edition: Core 2.3.1.1 · Type: String · Length: Variable, 13–19

Baseline in AReq Required

Required across all channels and categories. Usage and conditions ↓

Explore in context →

Usage in AReq

Account number that will be used in the authorisation request for payment transactions. May be represented by PAN, Payment Token.

Format and scope

Type: String · Length: Variable, 13–19

Source components: 3DS Server. Channels: 01-APP, 02-BRW, 03-3RI. Categories: 01-PA, 02-NPA.

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf, Table A.1, PDF pages 218

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.

Explore in context →

Sources and related references

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf, Table A.1, PDF pages 218

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

Document fingerprint (SHA-256): 6fdf0aba3fc1a765f96b74dad4069d1e189969f38f0023647021687daf589d6b