Authorizing a Payment with Mastercard Using Merchant Decryption Method {#samsungpay-auth-merchant-mc-intro}
===========================================================================================================

This section provides the following information:

* [Required Fields for Authorizing a Payment Using Mastercard and the Merchant Decryption Method](/docs/cybs/en-us/samsung-pay/developer/fdccompass/so/samsungpay/samsungpay-services/samsungpay-auth-intro/samsungpay-auth-merchant-mc-intro/samsungpay-auth-merdecypt-mc-mandatory.md "")
* [Authorizing a Payment](/docs/cybs/en-us/samsung-pay/developer/fdccompass/so/samsungpay/samsungpay-services/samsungpay-auth-intro/samsungpay-auth-cybs-jcb-intro/samsungpay-auth-procedure.md "")
* [Example: Merchant Decryption with Mastercard Using the Simple Order API](/docs/cybs/en-us/samsung-pay/developer/fdccompass/so/samsungpay/samsungpay-services/samsungpay-auth-intro/samsungpay-auth-merchant-mc-intro/samsungpay-auth-merdecrypt-ex-mc-so.md "")
  {#samsungpay-auth-merchant-mc-intro_ul_pcj_krp_npb}