3DS ReferenceProtocol & field guide

EMV 3-D Secure · Core specification 2.3.1.1

Trust List Information TexttrustListInfoText

Text provided by the ACS to the Cardholder during a Trust List transaction. Example: • “Would you like to add this Merchant to your Trust List?”

Explore this field with transaction context

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
CResOptional

Conditional inclusion — source text

See Table A.20 for presence conditions.

Format and scope

Type: String · Length: Variable, maximum 64 · Maximum length: 64

Source components
ACS
Device channels
01-APP
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 293

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