# Release History
source: https://developer.mastercard.com/mastercard-processing-mastercard/documentation/release-history/index.md

This section provides a history of updates implemented in the Mastercard Processing - Mastercard Services API. To stay informed on the latest updates, make sure to visit this page regularly.

Following are the updates, listed in reverse chronological order:

| OpenAPI Specification Version |   Release Date    |                                                                                                                                                                                                                                                                                                                              Description                                                                                                                                                                                                                                                                                                                              |
|-------------------------------|-------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| v1.1.0                        | 30 September 2026 | • Added support for [Mastercard Account Catalog Services](https://developer.mastercard.com/account-catalog-services/documentation/api-reference/account-catalog-services-api/) to manage Mastercard One Credential. PAN-less issuers can now register, update, and delete Account Level Management Product Rules using a `cardContractId` and receive an encrypted JWE payload that is ready to forward. • Added the [Generate an encrypted payload to register, update, or delete a PAN in Mastercard One Credential](https://developer.mastercard.com/mastercard-processing-mastercard/documentation/use-cases/gen-payload-pan-registration-moc/index.md) use case. |
| v1.0.0                        | 04 September 2026 | Added supported TLS versions and approved cipher suite requirements to the [Encryption](https://developer.mastercard.com/mastercard-processing-mastercard/documentation/api-basics/index.md#transport-encryption) section.                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| v1.0.0                        | 01 September 2026 | Initial release of the Mastercard Processing - Mastercard Services API on Mastercard Developers. [oas_mastercard_services_v1.0.0.yaml](https://static.developer.mastercard.com/content/mastercard-processing-mastercard/uploads/oas_mastercard_services_v1.0.0.yaml) (20KB)                                                                                                                                                                                                                                                                                                                                                                                           |

Refer to the [Use Cases](https://developer.mastercard.com/mastercard-processing-mastercard/documentation/use-cases/index.md) section for functional explanation and the [API Reference](https://developer.mastercard.com/mastercard-processing-mastercard/documentation/api-reference/index.md) section for technical details.