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REST API

Create a Shared Secret Key for HTTP Signature Authentication

Before you can send requests for
Barclays
 REST API services that are authenticated using HTTP Signature, you must create a shared secret key for your
Barclays
 merchant account in the
Smartpay Fuse Portal
.
HTTP Signature authentication is provided by a Base-64 encoded transaction key, represented in a string format.
To create a shared secret key certificate:
  1. Log in to the
    Smartpay Fuse Portal
    .
  2. On the left navigation panel, click the
    Payment Configuration
     icon.
  3. Click
    Key Management
    . The Key Management page appears.
  4. Click
    Generate Key
    . The Create Key page appears.
  5. Select
    REST Shared Secret
    .
  6. Copy the generated key to your clipboard by clicking the clipboard icon, or click
    Download key
     to download the shared secret.
Now you are ready to Generate the Header.