---
title: "Changes to Sandbox: Create a Card Authentication attempt"
method: POST
path: "/simulations/card_authentications"
---

# Changes to Sandbox: Create a Card Authentication attempt

`POST /simulations/card_authentications`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 7 of 98 revisions.

- **2026-10-08** `65a762d76560`: 12 warning
- **2026-09-29** `08607688ab34`: 1 info
- **2026-09-22** `c3efb1c0fcca`: 1 warning
- **2026-09-20** `e3458b10162d`: 2 warning
- **2026-09-19** `f02c8a861724`: 2 info
- **2026-08-01** `c6310603949a`: 1 info
- **2026-07-13** `64a92a8cc343`: 3 warning, 5 info

## Changes

- **2026-10-08** `65a762d76560`: 12 warning
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_authorization/anyOf[subschema #1: Card Authorization]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_balance_inquiry/anyOf[subschema #1: Card Balance Inquiry]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_decline/anyOf[subschema #1: Card Payment Card Payment Element Card Decline]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_financial/anyOf[subschema #1: Card Financial]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_fuel_confirmation/anyOf[subschema #1: Card Fuel Confirmation]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_increment/anyOf[subschema #1: Card Increment]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_refund/anyOf[subschema #1: Card Refund]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_reversal/anyOf[subschema #1: Card Reversal]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_settlement/anyOf[subschema #1: Card Settlement]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `pulse_tokenization_fee` enum value to the `elements/items/card_validation/anyOf[subschema #1: Inbound Card Validation]/scheme_fees/items/fee_type` response property for the response status `200`
  - added the new `visa_recurrent_reference_identifier` enum value to the `elements/items/card_refund/anyOf[subschema #1: Card Refund]/purchase_details/anyOf[subschema #1: Card Refund Card Purchase Details]/purchase_identifier_format/anyOf[subschema #1]/` response property for the response status `200`
  - added the new `visa_recurrent_reference_identifier` enum value to the `elements/items/card_settlement/anyOf[subschema #1: Card Settlement]/purchase_details/anyOf[subschema #1: Card Settlement Card Purchase Details]/purchase_identifier_format/anyOf[subschema #1]/` response property for the response status `200`
- **2026-09-29** `08607688ab34`: 1 info
  - added the required property `elements/items/card_refund/anyOf[subschema #1: Card Refund]/network` to the response with the `200` status
- **2026-09-22** `c3efb1c0fcca`: 1 warning
  - added the new `additional_customer_authentication_required` enum value to the `elements/items/card_decline/anyOf[subschema #1: Card Payment Card Payment Element Card Decline]/real_time_decision_reason/anyOf[subschema #1]/` response property for the response status `200`
- **2026-09-20** `e3458b10162d`: 2 warning
  - added the new `ethanol_7_7_blend` enum value to the `elements/items/card_refund/anyOf[subschema #1: Card Refund]/purchase_details/anyOf[subschema #1: Card Refund Card Purchase Details]/fleet/anyOf[subschema #1: Card Refund Card Purchase Details Fleet]/fuel_type/anyOf[subschema #1]/` response property for the response status `200`
  - added the new `ethanol_7_7_blend` enum value to the `elements/items/card_settlement/anyOf[subschema #1: Card Settlement]/purchase_details/anyOf[subschema #1: Card Settlement Card Purchase Details]/fleet/anyOf[subschema #1: Card Settlement Card Purchase Details Fleet]/fuel_type/anyOf[subschema #1]/` response property for the response status `200`
- **2026-09-19** `f02c8a861724`: 2 info
  - added the required property `elements/items/card_refund/anyOf[subschema #1: Card Refund]/purchase_details/anyOf[subschema #1: Card Refund Card Purchase Details]/fleet` to the response with the `200` status
  - added the required property `elements/items/card_settlement/anyOf[subschema #1: Card Settlement]/purchase_details/anyOf[subschema #1: Card Settlement Card Purchase Details]/fleet` to the response with the `200` status
- **2026-08-01** `c6310603949a`: 1 info
  - added the required property `elements/items/card_authorization/anyOf[subschema #1: Card Authorization]/original_card_payment_id` to the response with the `200` status
- **2026-07-13** `64a92a8cc343`: 3 warning, 5 info
  - added the new `cash_deposit` enum value to the `elements/items/card_authorization/anyOf[subschema #1: Card Authorization]/processing_category` response property for the response status `200`
  - added the new `cash_deposit` enum value to the `elements/items/card_decline/anyOf[subschema #1: Card Payment Card Payment Element Card Decline]/processing_category` response property for the response status `200`
  - added the new `cash_deposit` enum value to the `elements/items/card_financial/anyOf[subschema #1: Card Financial]/processing_category` response property for the response status `200`
  - added `subschema #8, subschema #10` to the `allOf[#/components/schemas/error]/` response property `anyOf` list for the response status `4XX`
  - added `subschema #8, subschema #10` to the `allOf[#/components/schemas/error]/` response property `anyOf` list for the response status `5XX`
  - removed `subschema #8, subschema #10` from the `allOf[#/components/schemas/error]/` response property `anyOf` list for the response status `4XX`
  - removed `subschema #8, subschema #10` from the `allOf[#/components/schemas/error]/` response property `anyOf` list for the response status `5XX`
  - added the required property `elements/items/card_authorization/anyOf[subschema #1: Card Authorization]/healthcare` to the response with the `200` status

---

[Operation](https://skmtc.dev/increase/apis/increase-api-2/docs/simulations/card_authentications/post.md) - [API](https://skmtc.dev/increase/apis/increase-api-2.md) - [Page](https://skmtc.dev/increase/apis/increase-api-2/changes/simulations/card_authentications/post)