payerAuthValidateReply_authenticationType {#payer-auth-validate-reply-authentication-type}
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Indicates the type of authentication that is used to challenge the cardholder.  
This field is available only on the `RuPay` processor.  
Possible Values:

* `01`: Static.
* `02`: Dynamic.
* `03`: OOB (Out of Band).

> EMV 3-D Secure 2.1.0 supports values ` 01-03 `. Version 2.2.0 supports values ` 01-03 `.

Specifications {#payer-auth-validate-reply-authentication-type_d176e57}
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* **Data Type:** Integer
* **Data Length:** 2

Mapping Information {#payer-auth-validate-reply-authentication-type_d176e76}
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* **REST API Field:** consumerAuthenticationInformation.authenticationType
* **SCMP API Field:** pa_authentication_type
* **Simple Order API Fields:**
  * payerAuthEnrollReply_authenticationType
* payerAuthValidateReply_authenticationType