Authorizing a Payment with Visa Using Merchant Decryption Method {#samsungpay-auth-merchant-visa-intro}
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This section provides the following information:

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