8 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 |
|---|---|
acsTransIDACS Transaction ID | Required |
dsTransIDDS Transaction ID | Required |
messageExtensionMessage Extension | Conditional |
messageTypeMessage Type | Required |
messageVersionMessage Version Number | Required |
resultsStatusResults Message Status | Required |
sdkTransIDSDK Transaction ID | Required |
threeDSServerTransID3DS Server Transaction ID | Required |
Source
EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf · Section 2.4.6, Table B.9