# ImportKeyMaterial
<a name="API_ImportKeyMaterial"></a>

Parameter information for key material import into AWS Payment Cryptography using TR-31 or TR-34 or RSA wrap and unwrap key exchange method.

## Contents
<a name="API_ImportKeyMaterial_Contents"></a>

**Important**  
This data type is a UNION, so only one of the following members can be specified when used or returned.

 ** As2805KeyCryptogram **   <a name="paymentcryptography-Type-ImportKeyMaterial-As2805KeyCryptogram"></a>
Parameter information for key material import using AS2805 key cryptogram format.  
Type: [ImportAs2805KeyCryptogram](API_ImportAs2805KeyCryptogram.md) object  
Required: No

 ** DiffieHellmanTr31KeyBlock **   <a name="paymentcryptography-Type-ImportKeyMaterial-DiffieHellmanTr31KeyBlock"></a>
Key derivation parameter information for key material import using asymmetric ECDH key exchange method.  
Type: [ImportDiffieHellmanTr31KeyBlock](API_ImportDiffieHellmanTr31KeyBlock.md) object  
Required: No

 ** KeyCryptogram **   <a name="paymentcryptography-Type-ImportKeyMaterial-KeyCryptogram"></a>
Parameter information for key material import using asymmetric RSA wrap and unwrap key exchange method.  
Type: [ImportKeyCryptogram](API_ImportKeyCryptogram.md) object  
Required: No

 ** RootCertificatePublicKey **   <a name="paymentcryptography-Type-ImportKeyMaterial-RootCertificatePublicKey"></a>
Parameter information for root public key certificate import.  
Type: [RootCertificatePublicKey](API_RootCertificatePublicKey.md) object  
Required: No

 ** Tr31KeyBlock **   <a name="paymentcryptography-Type-ImportKeyMaterial-Tr31KeyBlock"></a>
Parameter information for key material import using symmetric TR-31 key exchange method.  
Type: [ImportTr31KeyBlock](API_ImportTr31KeyBlock.md) object  
Required: No

 ** Tr34KeyBlock **   <a name="paymentcryptography-Type-ImportKeyMaterial-Tr34KeyBlock"></a>
Parameter information for key material import using the asymmetric TR-34 key exchange method.  
Type: [ImportTr34KeyBlock](API_ImportTr34KeyBlock.md) object  
Required: No

 ** TrustedCertificatePublicKey **   <a name="paymentcryptography-Type-ImportKeyMaterial-TrustedCertificatePublicKey"></a>
Parameter information for trusted public key certificate import.  
Type: [TrustedCertificatePublicKey](API_TrustedCertificatePublicKey.md) object  
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/payment-cryptography-2021-09-14/ImportKeyMaterial) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/payment-cryptography-2021-09-14/ImportKeyMaterial) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/payment-cryptography-2021-09-14/ImportKeyMaterial)