Before you can send requests for CyberSource REST API services that are authenticated using HTTP Signature, you must create a shared secret key for your CyberSource merchant account in the Business Center.
HTTP Signature authentication is provided by a Base-64 encoded transaction key, represented in a string format.
To create a shared secret key certificate:
- Log in to the Business Center.Test Environment: businesscentertest.cybersource.comProduction Environment: businesscenter.cybersource.com
- On the left navigation panel, click thePayment Configurationicon.
- ClickKey Management.The Key Management page appears.
- ClickGenerate Key.The Create Key page appears.
- SelectREST Shared Secret.
- Copy the generated key to your clipboard by clicking the clipboard icon, or clickDownload keyto download the shared secret.
Now you are ready to generate the header.