3DS ReferenceProtocol & field guide

EMV 3-D Secure · Core specification 2.3.1.1

3DS Requestor SPC SupportthreeDSRequestorSpcSupport

Indicate if the 3DS Requestor supports the SPC authentication. Note: If present, this field contains the value Y.

Explore this field with transaction context

Allowed and reserved values

ValueMeaningIntroduction tag
YSupportedNot tagged

Introduction tags are shown where recorded. An absent tag does not establish when a value was introduced.

Message inclusion

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

MessageBaseline inclusion
AReqConditional

Conditional inclusion — source text

Required if supported by the 3DS Requestor

Format and scope

Type: String

Source components
3DS Server
Device channels
02-BRW
Message categories
01-PA, 02-NPA

Version history

Field introduction tag: 2.3.1.1. Introduction tags are curated metadata, not a full history of changes. Compare versions and understand coverage.

Source and review status

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf, Table A.1, PDF pages 195

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

Source document fingerprint

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf

6fdf0aba3fc1a765f96b74dad4069d1e189969f38f0023647021687daf589d6b

Official EMVCo specifications · Methodology and coverage limits