Create a Security Key {#restgs-sdk-key-intro}
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![](/content/dam/documentation/cybs/en-us/topics/platform/rest/getting-started/images/restgs-sdk-flow-2-750x200.svg/jcr:content/renditions/original)  
This section describes how to create a security key and how to test that it works.  
Choose one of these REST security key types to create in order to use the REST Client SDK:

* P12 certificate. For more information, see [Create a P12 Certificate](/docs/bofa/en-us/platform/developer/all/rest/rest-getting-started/restgs-sdk-intro/restgs-sdk-key-intro/restgs-sdk-key-p12-intro.md "").
* Shared secret key pair. For more information, see [Create a Shared Secret Key Pair](/docs/bofa/en-us/platform/developer/all/rest/rest-getting-started/restgs-sdk-intro/restgs-sdk-key-intro/restgs-sdk-key-shared-secret-intro.md "").