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Recent Revisions to This Document

26.07.01

Payment Methods: Updated the list of supported card types for Apple Pay. See Cards.
Integration Methods: Added information about the Unified Checkout integration methods. See Integration Methods.
Configuration: Updated the steps for setting up a webhooks subscriptions. See Webhooks Support.
Sessions API: Added information about values greater than or equal to 0.00 in the
data.orderInformation.amountDetails.totalAmount
field in the capture context. See Capture Context.; Added information about passkey authentication. See completeMandate.consumerAuthentication.; Added information about the removal of the contact details page during Click to Pay autolookup. See Email Autolookup.
Test Your Configuration: Added support for testing Mastercard cards. See Visa and Mastercard Click to Pay Test Cards and Test Cards for Authentication by Click to Pay.
Appendix: Added support for these locales:
ar_JO
ar_QA
en_AE
en_LK
en_QA
si_LK
ta_LK
Added information about right-to-left Arabic language support. See Supported Locales.

Test Your Configuration: Updated the Visa Click to Pay test card numbers. See Visa and Mastercard Click to Pay Test Cards.

Appendix: Added information about how to update your integration to Version 1. See Update to Unified Checkout Version 1.; Added information about security recommendations and PCI compliance. See Security Recommendations.
Capture Context: Added information to the capture context section for Version 1. See Capture Context.; Added support for client version
1.0
. See Client Version History.; Added information about semantic versioning. See Versioning.
Client-Side Setup: Updated the JavaScript examples and reference for Version 1. See Loading the JavaScript Library and JavaScript API Reference.
Merchant Experience: Added support for the merchant experience in the Business Center. See Configure the Unified Checkout Merchant Experience.; Added information about processing payments with Unified Checkout. See Process Payments with Unified Checkout.
Payment Methods: Added support for paying with tokens. See Pay with Token.
Quick Start: Added a quick-start section. See Unified Checkout Quick Start.
Test Your Configuration: Added information about handling errors. See Handle Errors.; Updated the reason codes to include Version 1 reason codes. See Reason Codes.

Server-Side Set Up: Added information about supported browsers. See Capture Context.
Capture Context: Added support for up to
clientVersion

0.34
. See Client Version History.
Transient Tokens: Added information about Cartes Bancaires dual-branded cards. See Dual-Branded Cards.
Test Your Unified Checkout Configuration: Added test payment information for testing Visa Click to Pay authentication within the Click to Pay flow and outside of the flow. See Test Your Configuration.

Capture Context: Added a complete capture context request example with all possible fields. See Example: Unified Checkout Complete Capture Context.; Updated the capture context examples for
clientVersion

0.31
. See Capture Context.
Appendix: Added information about testing your authentication method. See Test Authentication.; Added information about customizing the Click to Pay UI. See Click to Pay UI Guidelines.

Capture Context: Updated the list of allowed card networks. See Sessions API.

Capture Context: Added support for
clientVersion

0.30
. See Client Version History.

Unified Checkout Appendix: Added missing reason codes. See Reason Codes.; Updated the
clientVersion
field value to
0.30
in examples.; Added Pakistan locales. See Supported Locales.

Added more information about JSON Web Tokens. See JSON Web Tokens.

Client-Side Setup: Added information for creating a trigger. See JavaScript Example: Client-Defined Trigger for Click to Pay or PAN Entry.
Capture Context: Added PayPak as a payment method. See Sessions API.; Added information for client version 0.28. See Client Version History.

Capture Context: Added information for the complete mandate. See Sessions API.; Added information on the available features and the fields specific to each feature to the Capture Context API. See Sessions API.; Added Paze to the list of allowed payment types. See Sessions API.; Added capture context validation. See Validating the Capture Context.
Unified Checkout Appendix: Added a client version history and the features included in each version. See Client Version History.; Updated the list of supported languages. See Supported Locales.
Client-Side Set Up: Updated the examples for loading the JavaScript library:
JavaScript Example: Initializing the SDK
JavaScript Example: Displaying the Button List
JavaScript Example: Processing a Payment.
Click to Pay: Updated the list of supported countries to include Bulgaria, Greece, Japan, Romania, Slovenia, Thailand, and Vietnam. See Supported Countries for Digital Payments.