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Recent Revisions to This Document

26.03.01

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 Components.; Added support for client version
1.0
. See Client Version History.; Added information about semantic versioning. See Versioning.; Added endpoints for Saudi Arabia. See Sessions API and Validating the Capture Context
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 Details: Updated the endpoint for retrieving payment details and added endpoints for Saudi Arabia. See Payment Details API.
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.
Transient Tokens: Added endpoints for Saudi Arabia. See Authorizations with a Transient Token.

25.12.01

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.
Payment Methods: Added information about Konbini. See Konbini.
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.

25.11.02

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.

25.11.01

Capture Context: Updated the list of allowed card networks. See Sessions API.
Payment Methods: Added information about Bancontact, Dragonpay and MyBank. See these topics:
Bancontact
DragonPay
MyBank

25.10.02

Capture Context: Added support for
clientVersion

0.30
. See Client Version History.

Payment Methods: Added information about Tink Pay By Bank. See Tink Pay By Bank.

25.10.01

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.
Payment Methods: Added information about handling responses for Online Bank Transfers and Buy Now, Pay Later. See Handle Responses for Online Bank Transfers and Handle Responses for Buy Now, Pay Later.

25.08.02

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

25.08.01

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.
Payment Methods: Added information for alternative payment methods. See Payment Methods.

25.05.01

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.

25.03.02

Added information about choosing your preferred card number prefix length and supported scenarios. See the Include Card Prefix sections of these topics:

Capture Context

Sessions API

25.03.01

Replaced check
digital payment method with eCheck
digital payment method throughout Capture Context.

Added information on using customer authentication with

Click to Pay

for Visa transactions. See Click to Pay Customer Authentication.

25.02.01

Added optional setup parameters to control the types of credentials that Google Pay on Unified Checkout receives from Google. See Managing Google Pay Authentication Types.

Added test card numbers. See Test Your Configuration.