3DS ReferenceProtocol & field guide

EMV 3-D Secure · Core specification 2.3.1.1

Browser Time ZonebrowserTZ

Browser Time Zone in Authentication Request (AReq).

Source edition: Core 2.3.1.1 · Type: String · Length: Variable, 1–5 characters · Minimum length: 1 · Maximum length: 5

Baseline in AReq Conditional

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

Explore in context →

Usage in AReq

Time zone offset in minutes between UTC and the Cardholder Browser local time. Note that the offset is positive if the local time zone is behind UTC and negative if it is ahead.

Conditional inclusion — source text

Required if Browser JavaScript Enabled = true; otherwise Optional.

Format and scope

Type: String · Length: Variable, 1–5 characters · Minimum length: 1 · Maximum length: 5

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

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf, Table A.1, PDF pages 214

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 214

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

Document fingerprint (SHA-256): 6fdf0aba3fc1a765f96b74dad4069d1e189969f38f0023647021687daf589d6b