> ## Documentation Index > Fetch the complete documentation index at: https://docs.synctera.com/llms.txt > Use this file to discover all available pages before exploring further. # Create an Apple Pay CSR > Generates and returns a Certificate Signing Request (CSR) that can be used to create an Apple Pay Payment Processing Certificate in the Apple Developer Portal. ## OpenAPI ````yaml openapi-v1.json post /certificates/applepay/csr openapi: 3.0.3 info: description: >- This is the official reference documentation for Synctera APIs. If you need something specific or have a question, contact us.

license: name: Apache 2.0 url: https://www.apache.org/licenses/LICENSE-2.0.html title: Synctera API version: 1.181.0 servers: - description: Production url: https://api.synctera.com/v1 - description: Sandbox (no real world financial impact) url: https://api-sandbox.synctera.com/v1 security: - bearerAuth: [] tags: - description: | Requests to create and manage Rewards name: Rewards (beta) - description: Requests to generate simulated webhooks name: Card Webhook Simulations - description: >- Testing endpoints to simulate in-store cash deposits. Available in sandbox environments only. name: In-Store Cash Deposit Simulations - description: Create and manage spending controls name: Spend Controls (beta) - description: Rates name: Rates - description: Requests to create and manage webhooks name: Webhooks - description: Tenant Config name: Tenant Config - description: FDX authentication and data transfer using Plaid Core Exchange name: Plaid Core Exchange (beta) - description: Create and manage disputes name: Disputes - description: Requests to simulate card payments name: Card Simulations - description: | Manage fee products and fee configs for automated fee collection name: Fee Products - description: Apple Pay APIs name: Apple Pay - description: Lending Config name: Lending Config - description: Payments related to lending accounts name: Payments - description: Manage negative balance processes name: Negative Balance - description: Configuration for mapping LoanPro events to Payola transaction parameters name: LoanPro Transaction Event Config - description: Requests to generate simulated transactions name: Cash Transaction Simulations (alpha) - description: Create and manage transactions name: Transactions (beta) - description: Autopay payment records for billing periods name: Autopays - description: Create and manage accounts name: Accounts - description: | Requests to create and manage batch payments name: Batch Payments (alpha) - description: Billing rates name: Billing Rates - description: Bank Delinquency Configuration name: Bank Delinquency Configuration - description: >- Rules that map a posted payment transaction (bank/partner + transaction attributes) to a regulatory payment code. NULL match columns act as wildcards. name: Payment Code Configuration - description: Create and manage Synctera Pay templates name: SyncteraPay - description: | Manage reward products and reward configs for automated cashback rewards name: Reward Products - description: Requests to create and manage card disputes name: Card Disputes - description: >- Per bank/partner account-type mapping to FFIEC collateral codes used for regulatory call report furnishment. name: Collateral Code Configuration - description: Bulk card issuance name: Bulk Issuance - description: Autopay configuration management for lending accounts name: Autopay Configs - description: Request to create and manage exclusions name: Statements - description: Create and manage barcodes for in-store cash deposits name: In-Store Cash Deposits - description: Customer Service Details for disputes and billing inquiries name: Customer Service Details - description: Create a credit application. name: Applications (beta) - description: Requests to generate simulated transactions name: Card Transaction Simulations - description: Billing period summaries name: Billing Period Summaries - description: Requests to issue and manage cards name: Cards - description: Push and pull from cards name: External Cards - description: | Requests to create and manage fees name: Fees (beta) paths: /certificates/applepay/csr: summary: Apple Pay CSR post: tags: - Apple Pay summary: Create an Apple Pay CSR description: > Generates and returns a Certificate Signing Request (CSR) that can be used to create an Apple Pay Payment Processing Certificate in the Apple Developer Portal. operationId: createApplePayCsr requestBody: content: application/json: schema: $ref: '#/components/schemas/applepay_csr_request' responses: '201': content: '*/*': schema: format: binary type: string description: > The `.csr` file was successfully created. The response contains the `.csr` in PEM format, which can be used to create an Apple Pay Payment Processing Certificate in the Apple Developer Portal. '400': $ref: '#/components/responses/bad_request' '401': $ref: '#/components/responses/unauthorized' '403': $ref: '#/components/responses/forbidden' '500': $ref: '#/components/responses/internal_server_error' components: schemas: applepay_csr_request: properties: merchant_id: description: > The merchant ID for which the CSR is being created. This is the same merchant ID used in the Apple Developer Portal and will be the one registered to accept payments in your iOS app. The merchant ID must be in the format `merchant.com.[your-company-name]`. example: merchant.com.example pattern: ^merchant\.com\.[a-zA-Z0-9\-\.]+$ type: string organization_name: description: > The name of the organization that owns the merchant ID. This is typically the legal name of your company or organization. example: Example Inc. type: string required: - merchant_id - organization_name type: object error: description: Synctera error responses in API v1 implement a custom error schema. properties: code: description: > A machine-readable string that identifies the error for programmatic use. example: BAD_REQUEST_BODY type: string detail: description: | A human-readable string explaining this particular error. example: 'Missing required fields: first_name, dob' type: string status: description: HTTP status code for this response example: 400 type: integer title: Synctera error response type: object responses: bad_request: content: application/json: schema: $ref: '#/components/schemas/error' description: Bad request unauthorized: content: application/json: schema: $ref: '#/components/schemas/error' description: Unauthorized forbidden: content: application/json: schema: $ref: '#/components/schemas/error' description: Forbidden internal_server_error: content: application/json: schema: $ref: '#/components/schemas/error' description: Internal server error securitySchemes: bearerAuth: bearerFormat: api_key scheme: bearer type: http ````