Authorize an Apple Pay Payment with `Cybersource` Decryption {#applepay-txn-auth-cybs-ex}
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The topics in this section show to how to authorize an Apple Pay payment transaction with the *`Cybersource` decryption* implementation of Apple Pay:

* Basic Steps: Authorizing a Payment with `Cybersource` Decryption
* Fields Required to Authorize a Payment with `Cybersource` Decryption
* REST Example: Authorize a Payment with `Cybersource` Decryption
  For general information about basic authorizations, see the "Standard Payments Processing" section of the [Payments Developer Guide](https://developer.cybersource.com/docs.md#PaymentServices "").