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Release Notes

These release notes cover all releases to the production server for the week ending
March 27, 2026
.

Announcements

These announcements are for
March 27, 2026
.

Features Introduced This Week

Payer Authentication
 | RM-43900

Description
This release enables merchants who process Discover transactions through Worldpay VAP to use Payer Authentication, with or without digital wallets.
Mandate
Does not apply.
Audience
Merchants processing through Worldpay VAP.
Benefit
Additional payment options provide more sales opportunities.
Technical Details
None.
Important Dates
Released to production March 24, 2026.

Fixed Issues

No customer-facing fixes were released this week.

Known Issues

Payments 2.0 API
 | EPS-36163

Description
Merchants who use the Payments 2.0 REST API and process transactions through Prisma experience rejections when the
merchantDescriptor.name
 field contains an asterisk (*) or a hyphen (-). This does not occur in the Business Center.
Audience
Merchants who use the Payments 2.0 API and process transactions through Prisma.
Technical Details
None.
Workaround
Until the validation logic is changed or relaxed, merchants should avoid using special characters such as * or - in the
merchantDescriptor.name
 field.