Apr 3, 2024

Added Connection and Security info paragraph under Security for Direct Connection with overview of hostnames, JWKS URLs, IP addresses and iDEAL mTLS client certificate details.

Mar 11, 2024

Explanatory note added on the receipt of different names during CheckoutPayment with iDEAL Checkout (Snel Bestellen) for Direct Connection | User names received after successful Checkout transactions

Feb 19, 2024

• Correction on supported algorithms in Security for Direct Connection

• Restructuring for better readability on

Jan 16, 2024

• Corrections on some example messages and in text

• For clarification, added header fields Signature and Authorization in example messages

• For clarification, change in document structure so that there is more focus on standard iDEAL functionality guidance and less on additional optional functionality

Sep 5, 2023

Adjusted the specifications on use of signing certificates -

• iDEAL issued certificates required for signing the messages to iDEAL

• CSR requirements for mTLS and signing certificates specified

Apr 26, 2023

Clarification on the status sync in case of expiring transactions -

Jan 18, 2023

Restructuring of documentation

Sep 27, 2022

• Adjusted Trusted CA list

Jun 22, 2022

• For clarification: Removed confusing JWS certificate algorithm specification “with a minimum key size of 256 bits"

• Correction and clarifiaction on JWS certificate validation requirements

Apr 11, 2022

• Replaced naming: Debtor token changed to User token

Feb 1, 2022

• Replaced naming: iDEAL Access Point to iDEAL Hub

• Added section on Issuer selection and IssuerID

 Jan 18, 2022

Initial release

• Introduction and definitions (chapter 1)

• iDEAL overview, security and non-functional specifications (chapter 2)

• Specifications for iDEAL transactions (chapter 3)

• Specifications for iDEAL Checkout (chapter 4)